Thousands of Marines hit the beaches of the coral island of Peleliu.

Gen. Sir Edmund "Bull" Allenby meets Gen. Otto Liman von Sanders at World War I's Battle of Megiddo.

Passengers aboard the president's Boeing 747 jet make a 20,000-mile odyssey into the heart of Africa; preparing for an international mission; a top Air Force team mans the cockpit.

The historical events that spawned the self-proclaimed Islamic State (ISIS), one of the world's most feared terrorist organizations; interviews with U.S. policymakers, generals and intelligence officers as well as an interview with an ISIS recruit.

The Taliban's jihad comes to Kabul and the streets of New York.

The revolt at Mazar-e-Sharif is the deadliest battle in the war in Afghanistan.

The historical events that spawned the self-proclaimed Islamic State (ISIS), one of the world's most feared terrorist organizations; interviews with U.S. policymakers, generals and intelligence officers as well as an interview with an ISIS recruit.

The Taliban's jihad comes to Kabul and the streets of New York.

The revolt at Mazar-e-Sharif is the deadliest battle in the war in Afghanistan.

Gen. Sir Edmund "Bull" Allenby meets Gen. Otto Liman von Sanders at World War I's Battle of Megiddo.

Passengers aboard the president's Boeing 747 jet make a 20,000-mile odyssey into the heart of Africa; preparing for an international mission; a top Air Force team mans the cockpit.

Regain independence and enjoy greater mobility with the compact design and long-lasting battery of portable oxygen.

Even if YOU do everything right to protect yourself, company and institutional data breaches are out of your control. Nearly 1 out of 4 US consumers have been a victim of identity theft. Find out how LifeLock can help protect your identity.

Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

DraftKings Sportsbook, a top-rated sportsbook app!

The Taliban's jihad comes to Kabul and the streets of New York.

The revolt at Mazar-e-Sharif is the deadliest battle in the war in Afghanistan.

Gen. Sir Edmund "Bull" Allenby meets Gen. Otto Liman von Sanders at World War I's Battle of Megiddo.

Passengers aboard the president's Boeing 747 jet make a 20,000-mile odyssey into the heart of Africa; preparing for an international mission; a top Air Force team mans the cockpit.

The historical events that spawned the self-proclaimed Islamic State (ISIS), one of the world's most feared terrorist organizations; interviews with U.S. policymakers, generals and intelligence officers as well as an interview with an ISIS recruit.

The Taliban's jihad comes to Kabul and the streets of New York.

The revolt at Mazar-e-Sharif is the deadliest battle in the war in Afghanistan.

Gen. Sir Edmund "Bull" Allenby meets Gen. Otto Liman von Sanders at World War I's Battle of Megiddo.

Passengers aboard the president's Boeing 747 jet make a 20,000-mile odyssey into the heart of Africa; preparing for an international mission; a top Air Force team mans the cockpit.

African American soldiers who served in World War II receive the Medal of Honor for valor only recently.

The African American contribution to the Normandy invasion.

U.S. Marines and civilians find themselves under attack from Japan on a tiny Pacific island.

A documentary reveals secrets and little-known details of FDR's reactions in the earliest hours after the Japanese attacks on Oahu.

U.S. Marines and civilians find themselves under attack from Japan on a tiny Pacific island.

A documentary reveals secrets and little-known details of FDR's reactions in the earliest hours after the Japanese attacks on Oahu.

African American soldiers who served in World War II receive the Medal of Honor for valor only recently.

The African American contribution to the Normandy invasion.

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RotoRazer is the world's greatest jigsaw, circular saw, band saw, tile saw and hacksaw all-in-one amazing easy to use tool!

Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

Paid programming.

Even if YOU do everything right to protect yourself, company and institutional data breaches are out of your control. Nearly 1 out of 4 US consumers have been a victim of identity theft. Find out how LifeLock can help protect your identity.

A documentary reveals secrets and little-known details of FDR's reactions in the earliest hours after the Japanese attacks on Oahu.

African American soldiers who served in World War II receive the Medal of Honor for valor only recently.

The African American contribution to the Normandy invasion.

U.S. Marines and civilians find themselves under attack from Japan on a tiny Pacific island.

A documentary reveals secrets and little-known details of FDR's reactions in the earliest hours after the Japanese attacks on Oahu.

African American soldiers who served in World War II receive the Medal of Honor for valor only recently.

The African American contribution to the Normandy invasion.

American troops recount brutal shootouts and barrages from RPGs on the road to capturing Baghdad in 2003.

The Japanese midget sub that started World War II in the Pacific rests 1,200 feet under the waters outside Pearl Harbor.

The Knights of St. John defend Malta from attacking Ottoman Turks in one of history's greatest sieges and the last battle of the Crusades in 1565.

The USS Texas is the last battleship afloat that was involved in WWI and WWII.

The success or failure of the invasion rests on the efforts of ordinary people.

The Knights of St. John defend Malta from attacking Ottoman Turks in one of history's greatest sieges and the last battle of the Crusades in 1565.

The USS Texas is the last battleship afloat that was involved in WWI and WWII.

The success or failure of the invasion rests on the efforts of ordinary people.

American troops recount brutal shootouts and barrages from RPGs on the road to capturing Baghdad in 2003.

The Japanese midget sub that started World War II in the Pacific rests 1,200 feet under the waters outside Pearl Harbor.

Prosvent is a doctor formulated blend of rejuvenating herbs and nutrients that help protect overall prostate health.

Paid programming.

DraftKings Sportsbook, a top-rated sportsbook app!

Paid programming.

Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

The success or failure of the invasion rests on the efforts of ordinary people.

American troops recount brutal shootouts and barrages from RPGs on the road to capturing Baghdad in 2003.

The Japanese midget sub that started World War II in the Pacific rests 1,200 feet under the waters outside Pearl Harbor.

The Knights of St. John defend Malta from attacking Ottoman Turks in one of history's greatest sieges and the last battle of the Crusades in 1565.

The USS Texas is the last battleship afloat that was involved in WWI and WWII.

The success or failure of the invasion rests on the efforts of ordinary people.

American troops recount brutal shootouts and barrages from RPGs on the road to capturing Baghdad in 2003.

The Japanese midget sub that started World War II in the Pacific rests 1,200 feet under the waters outside Pearl Harbor.

How the Pathfinders factored into D-Day and other battles of World War II, including North Africa and the Battle of the Bulge.

Born in the military, tanks, satellites and parachutes find useful and exciting applications in civilian life.

American pilots of the Cactus Air Force match skills and instincts with top Japanese aces as they battle in the skies above Guadalcanal.

A Soviet semi-automatic rifle used in the 1941 Nazis invasion; a tactical OBR with 20 rounds of magazines; the Milkor M32A1 grenade launcher; an FNFAL self-loading selective fire battle rifle; a mortar-rigged barbed wire fence.

San Diego's Strategic Operations Training Center; guns and gear used by the Red Coats used against American rebels in the War of Independence.

The contestants' archery skills are put to the test with a modern compound bow; tubular team challenge; tensions with team leadership threaten to unravel the group.

American pilots of the Cactus Air Force match skills and instincts with top Japanese aces as they battle in the skies above Guadalcanal.

A Soviet semi-automatic rifle used in the 1941 Nazis invasion; a tactical OBR with 20 rounds of magazines; the Milkor M32A1 grenade launcher; an FNFAL self-loading selective fire battle rifle; a mortar-rigged barbed wire fence.

San Diego's Strategic Operations Training Center; guns and gear used by the Red Coats used against American rebels in the War of Independence.

The contestants' archery skills are put to the test with a modern compound bow; tubular team challenge; tensions with team leadership threaten to unravel the group.

How the Pathfinders factored into D-Day and other battles of World War II, including North Africa and the Battle of the Bulge.

Born in the military, tanks, satellites and parachutes find useful and exciting applications in civilian life.

Even if YOU do everything right to protect yourself, company and institutional data breaches are out of your control. Nearly 1 out of 4 US consumers have been a victim of identity theft. Find out how LifeLock can help protect your identity.

Paid programming.

Paid programming.

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Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

Paid programming.

San Diego's Strategic Operations Training Center; guns and gear used by the Red Coats used against American rebels in the War of Independence.

The contestants' archery skills are put to the test with a modern compound bow; tubular team challenge; tensions with team leadership threaten to unravel the group.

How the Pathfinders factored into D-Day and other battles of World War II, including North Africa and the Battle of the Bulge.

Born in the military, tanks, satellites and parachutes find useful and exciting applications in civilian life.

American pilots of the Cactus Air Force match skills and instincts with top Japanese aces as they battle in the skies above Guadalcanal.

A Soviet semi-automatic rifle used in the 1941 Nazis invasion; a tactical OBR with 20 rounds of magazines; the Milkor M32A1 grenade launcher; an FNFAL self-loading selective fire battle rifle; a mortar-rigged barbed wire fence.

San Diego's Strategic Operations Training Center; guns and gear used by the Red Coats used against American rebels in the War of Independence.

The contestants' archery skills are put to the test with a modern compound bow; tubular team challenge; tensions with team leadership threaten to unravel the group.

How the Pathfinders factored into D-Day and other battles of World War II, including North Africa and the Battle of the Bulge.

Born in the military, tanks, satellites and parachutes find useful and exciting applications in civilian life.

U.S. Navy Seabees build and fight.

Robin Roberts narrates this insightful documentary that explores the leadership, sacrifice and valor of the 15th National Guard, which would become a part of the 369th Infantry and one of WWI's best military regiments.

The submarine USS Bowfin makes nine patrol runs during World War II.

British paratroopers the Red Devils have orders to hold their positions after the German army surrounds them.

Testing a skull fragment that might provide evidence proving Adolf Hitler died in his Berlin bunker at the end of World War II rather than escaped as some believe.

Head-to-head speed-shooting showdown; the contestants get surprise visitors to help train.

The submarine USS Bowfin makes nine patrol runs during World War II.

British paratroopers the Red Devils have orders to hold their positions after the German army surrounds them.

Testing a skull fragment that might provide evidence proving Adolf Hitler died in his Berlin bunker at the end of World War II rather than escaped as some believe.

Head-to-head speed-shooting showdown; the contestants get surprise visitors to help train.

U.S. Navy Seabees build and fight.

Robin Roberts narrates this insightful documentary that explores the leadership, sacrifice and valor of the 15th National Guard, which would become a part of the 369th Infantry and one of WWI's best military regiments.

DraftKings Sportsbook, a top-rated sportsbook app!

Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

Paid programming.

Kills 99% of Bacteria, Viruses, and Germs with Steam! The 5-in-1 Lightweight, Fast, Powerful, And Completely Chemical Free Steam Cleaner! Lift and remove dirt and stains all around the home!

Testing a skull fragment that might provide evidence proving Adolf Hitler died in his Berlin bunker at the end of World War II rather than escaped as some believe.

Head-to-head speed-shooting showdown; the contestants get surprise visitors to help train.

U.S. Navy Seabees build and fight.

Robin Roberts narrates this insightful documentary that explores the leadership, sacrifice and valor of the 15th National Guard, which would become a part of the 369th Infantry and one of WWI's best military regiments.

The submarine USS Bowfin makes nine patrol runs during World War II.

British paratroopers the Red Devils have orders to hold their positions after the German army surrounds them.

Testing a skull fragment that might provide evidence proving Adolf Hitler died in his Berlin bunker at the end of World War II rather than escaped as some believe.

Head-to-head speed-shooting showdown; the contestants get surprise visitors to help train.

U.S. Navy Seabees build and fight.

Robin Roberts narrates this insightful documentary that explores the leadership, sacrifice and valor of the 15th National Guard, which would become a part of the 369th Infantry and one of WWI's best military regiments.

Vietnam War forward-air controllers direct jet bombers toward target.

Exploring how modern military innovations stem from ancient Chinese inventions like gunpowder and automated crossbows.

A U.S. major (Rick Schroder) leads his men against the odds when they become trapped behind enemy lines in World War I.

Despite the worst weather in 20 years, Patton's Third Army races north to smash through German lines and relieve besieged Americans defending Bastogne, Belgium, during the Battle of the Bulge.

The USS New Jersey, a notable battleship, assisted in both World War II and the Korean War.

A U.S. major (Rick Schroder) leads his men against the odds when they become trapped behind enemy lines in World War I.

Despite the worst weather in 20 years, Patton's Third Army races north to smash through German lines and relieve besieged Americans defending Bastogne, Belgium, during the Battle of the Bulge.

The USS New Jersey, a notable battleship, assisted in both World War II and the Korean War.

U.S. Marines and civilians find themselves under attack from Japan on a tiny Pacific island.

Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

Matt's pain from his 20 year old lost limb is solved.

DraftKings Sportsbook, a top-rated sportsbook app!

Paid programming.

Despite the worst weather in 20 years, Patton's Third Army races north to smash through German lines and relieve besieged Americans defending Bastogne, Belgium, during the Battle of the Bulge.

The USS New Jersey, a notable battleship, assisted in both World War II and the Korean War.

U.S. Marines and civilians find themselves under attack from Japan on a tiny Pacific island.

For the science and psychology behind some of the greatest shots in military history, snipers deconstruct their missions, ranging from Vietnam to Iraq and Afghanistan; a Canadian sniper recounts hitting a Taliban fighter from 1.5 miles away.

Despite the worst weather in 20 years, Patton's Third Army races north to smash through German lines and relieve besieged Americans defending Bastogne, Belgium, during the Battle of the Bulge.

The USS New Jersey, a notable battleship, assisted in both World War II and the Korean War.

U.S. Marines and civilians find themselves under attack from Japan on a tiny Pacific island.

Aircraft carriers; supertankers; container vessels; armored vehicles; flight-simulation technology. Host: Hunter Ellis.

The 10th Mountain Division, trained for winter warfare; gun-sights; high-altitude military and NASA craft based on glider technology.

Personalities, weapons, firepower and leadership of the battle of Iwo Jima.

The USS Laffey was actually two World War II ships with the same name: DD-459, which fought to the death at Guadalcanal in 1942; and DD-724, which earned the nickname "The Ship That Would Not Die" during a Japanese kamikaze attack.

From the Arctic Circle to deserts and jungles, Allied soldiers were exposed to diverse terrain and climate during World War II.

After defeating Gen. George Washington's rebel forces in the Battle of Long Island in 1776, British Gen. William Howe occupies strategic New York City.

Personalities, weapons, firepower and leadership of the battle of Iwo Jima.

The USS Laffey was actually two World War II ships with the same name: DD-459, which fought to the death at Guadalcanal in 1942; and DD-724, which earned the nickname "The Ship That Would Not Die" during a Japanese kamikaze attack.

From the Arctic Circle to deserts and jungles, Allied soldiers were exposed to diverse terrain and climate during World War II.

After defeating Gen. George Washington's rebel forces in the Battle of Long Island in 1776, British Gen. William Howe occupies strategic New York City.

Aircraft carriers; supertankers; container vessels; armored vehicles; flight-simulation technology. Host: Hunter Ellis.

The 10th Mountain Division, trained for winter warfare; gun-sights; high-altitude military and NASA craft based on glider technology.

Paid programming.

Prosvent is a doctor formulated blend of rejuvenating herbs and nutrients that help protect overall prostate health.

For years, Total Gym has been a leader in fitness, empowering millions to achieve their health goals. One piece of equipment does it all. Over 100 unique exercises. No assembly required. Folds for storing. Go to TotalGymDirect.com for special offers!

Even if YOU do everything right to protect yourself, company and institutional data breaches are out of your control. Nearly 1 out of 4 US consumers have been a victim of identity theft. Find out how LifeLock can help protect your identity.

From the Arctic Circle to deserts and jungles, Allied soldiers were exposed to diverse terrain and climate during World War II.

After defeating Gen. George Washington's rebel forces in the Battle of Long Island in 1776, British Gen. William Howe occupies strategic New York City.

Aircraft carriers; supertankers; container vessels; armored vehicles; flight-simulation technology. Host: Hunter Ellis.

The 10th Mountain Division, trained for winter warfare; gun-sights; high-altitude military and NASA craft based on glider technology.

Personalities, weapons, firepower and leadership of the battle of Iwo Jima.

The USS Laffey was actually two World War II ships with the same name: DD-459, which fought to the death at Guadalcanal in 1942; and DD-724, which earned the nickname "The Ship That Would Not Die" during a Japanese kamikaze attack.

From the Arctic Circle to deserts and jungles, Allied soldiers were exposed to diverse terrain and climate during World War II.

After defeating Gen. George Washington's rebel forces in the Battle of Long Island in 1776, British Gen. William Howe occupies strategic New York City.

Aircraft carriers; supertankers; container vessels; armored vehicles; flight-simulation technology. Host: Hunter Ellis.

The 10th Mountain Division, trained for winter warfare; gun-sights; high-altitude military and NASA craft based on glider technology.

Confederate raid on Vermont; Union coal-miners tunnel under a Southern fort in order to blow it up; Confederate plot to burn down New York City.

Just 12 hours of fighting produces nearly 23,000 casualties at the Civil War battle of Antietam.

Trick shots are used to determine who stays and who goes; three teams of five perform the Annie Oakley shot; bowling pin challenge; shooting pipes out of mannequins' mouths.

Washington's troops force the English to yield at Monmouth, N.J.

The military's Pinnacle body armor; the Punitive Expedition against Mexico; the M-274 mechanical mule.

Just 12 hours of fighting produces nearly 23,000 casualties at the Civil War battle of Antietam.

Trick shots are used to determine who stays and who goes; three teams of five perform the Annie Oakley shot; bowling pin challenge; shooting pipes out of mannequins' mouths.

Washington's troops force the English to yield at Monmouth, N.J.

The military's Pinnacle body armor; the Punitive Expedition against Mexico; the M-274 mechanical mule.

Confederate raid on Vermont; Union coal-miners tunnel under a Southern fort in order to blow it up; Confederate plot to burn down New York City.

Paid programming.

Matt's pain from his 20 year old lost limb is solved.

Learn what's behind mental decline with age, and how to improve memory, focus and concentration with NeuroQ's Darrin Peterson and Dale Bredesen MD.

Kills 99% of Bacteria, Viruses, and Germs with Steam! The 5-in-1 Lightweight, Fast, Powerful, And Completely Chemical Free Steam Cleaner! Lift and remove dirt and stains all around the home!

Washington's troops force the English to yield at Monmouth, N.J.

The military's Pinnacle body armor; the Punitive Expedition against Mexico; the M-274 mechanical mule.

Confederate raid on Vermont; Union coal-miners tunnel under a Southern fort in order to blow it up; Confederate plot to burn down New York City.

Just 12 hours of fighting produces nearly 23,000 casualties at the Civil War battle of Antietam.

Trick shots are used to determine who stays and who goes; three teams of five perform the Annie Oakley shot; bowling pin challenge; shooting pipes out of mannequins' mouths.

Washington's troops force the English to yield at Monmouth, N.J.

The military's Pinnacle body armor; the Punitive Expedition against Mexico; the M-274 mechanical mule.

Confederate raid on Vermont; Union coal-miners tunnel under a Southern fort in order to blow it up; Confederate plot to burn down New York City.

Weapons, both small and immense have changed history.

The Greeks and the Persians fight one of the most famous battles in history at a place called Thermopylae.

Scientists and historians explore American Indian involvement in the Revolutionary War.

San Diego's Strategic Operations Training Center; guns and gear used by the Red Coats used against American rebels in the War of Independence.

The Greeks and the Persians fight one of the most famous battles in history at a place called Thermopylae.

Scientists and historians explore American Indian involvement in the Revolutionary War.

San Diego's Strategic Operations Training Center; guns and gear used by the Red Coats used against American rebels in the War of Independence.

Weapons, both small and immense have changed history.

Even if YOU do everything right to protect yourself, company and institutional data breaches are out of your control. Nearly 1 out of 4 US consumers have been a victim of identity theft. Find out how LifeLock can help protect your identity.

Matt's pain from his 20 year old lost limb is solved.

Paid programming.

Paid programming.

Scientists and historians explore American Indian involvement in the Revolutionary War.

San Diego's Strategic Operations Training Center; guns and gear used by the Red Coats used against American rebels in the War of Independence.

Weapons, both small and immense have changed history.

The Greeks and the Persians fight one of the most famous battles in history at a place called Thermopylae.

Scientists and historians explore American Indian involvement in the Revolutionary War.

San Diego's Strategic Operations Training Center; guns and gear used by the Red Coats used against American rebels in the War of Independence.

Weapons, both small and immense have changed history.

Civil War Gen. William Tecumseh Sherman stands as a hero in the North and as a villain in the South.