See images of shipwrecks from WWII's 1942 Battle of Midway.

The Battle of Midway flipped the balance of power in Pacific naval dominance

Between June 4–7, 1942, U.S. carrier-based aircraft, aided by broken Japanese codes and radar detection, ambushed and sank all four Japanese fleet carriers while losing only one, decisively undermining Japan's offensive capacity and marking the turning point in the Pacific War.

Explore an interactive map of WWII shipwrecks.

Japan's attack on Pearl Harbor caused heavy losses but failed to cripple the US navy

Japan’s air assault sank or damaged 18 warships (including eight battleships) and destroyed 188 aircraft, killing 2,403 Americans, yet all three Pacific Fleet aircraft carriers were absent and survived, and vital infrastructure like oil depots and repair yards remained intact—preserving core US naval power and enabling a rapid recovery. Watch original reporting here.

When German submarines lurked in US coastal waters

During World War II, German submarines (also known as U-boats) prowled the Southern coast of the US in 1942 and 1943, sinking more than 60 ships and killing 600 Allied soldiers. The campaign is less well-known, since the major battles in Stalingrad and Midway happened at the time. Several of these submarines and the ships they sank are now popular diving spots.

World War II's Battle of Savo Island was the worst wartime naval defeat in US history

On Aug. 9, 1942, a larger, radar-equipped Allied fleet lost four heavy cruisers off Guadalcanal in the Pacific theater without sinking a single Japanese ship. The Navy kept the humiliating rout secret from the public for years. Experts argued failure resulted from fractured command, not inferior arms or ships.

Japan had the world's best carrier aviation in 1941

In late 1941, Japan possessed the world’s most powerful carrier fleet and the best-trained naval aviators, giving it a short-term edge over the US. But Japan couldn’t replace ships or pilots quickly, and US industry would soon outbuild it.

See a visualization of the Japanese attack on Pearl Harbor.

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Watch how engineers salvaged almost every sunken ship at Pearl Harbor

This four-part video series explains the massive effort to raise, repair, and refloat the Pacific Fleet—detailing the engineering challenges, diving operations, and months of around-the-clock work that restored all but three damaged ships to active service.

Okinawa’s ferocity convinced the US atomic bombs was necessary

The brutal 82-day Battle of Okinawa—where US forces suffered nearly 50,000 casualties and Japanese military and civilians lost over 200,000 lives—clinched the grim reality that a full invasion of Japan would be even bloodier. This stark lesson directly shaped American decisions to deploy atomic weapons, aiming to avoid a potentially catastrophic ground war on the Japanese mainland.

Explore a database of more than 220,000 shipwrecks, the largest compilation to date.

A single bomb on the USS Arizona killed 1,177 crew members in seconds

When a Japanese armor-piercing bomb triggered the explosion of the USS Arizona’s forward magazine during the attack, the blast killed 1,177 crew members within moments—accounting for nearly half of all American deaths at Pearl Harbor.

A Marine’s-eye view of the Battle of Iwo Jima

February 19, 2023, marked the 78th anniversary of the beginning of the battle of Iwo Jima. A decisive battle in World War II's Pacific Theater, most American's associated the iconic "raising of the flag" photo with the fight. This five-minute video provides a glimpse of what the six-week fight was like from the vantage of an individual US Marine.

An archive of some of America's most significant shipwrecks

From The Portland—known as New England's "Titanic"—to the Civil War's USS Monitor, this archive from the National Oceanic and Atmospheric Administration provides overviews of some of the most well-known shipwrecks in US history.

Advanced forensic science has helped identify killed sailors decades later

When the USS Oklahoma capsized amid the attacks, hundreds of sailors were buried within the ship's hull. Officials have used advances in forensic science to analyze DNA and dental evidence to help identify nearly 400 sailors decades after the fact.

Deadliest maritime disaster

In the final months of World War II, 75 years ago, German citizens and soldiers fleeing the Soviet army died when the “Wilhelm Gustloff” sank

The US Pacific strategy sought control of key islands to close in on Japan

The US adopted a two-pronged "island hopping" campaign across the Central and Southwest Pacific from 1943–44, deliberately targeting strategically crucial but less-defended islands. This allowed forces to bypass heavily fortified Japanese strongholds and build airfields for bombers aimed at Japan, drastically accelerating the path toward Tokyo while conserving manpower and resources.

Before World War II, the US was a Pacific power

Decades before Pearl Harbor, the US held major Pacific territories—Hawaii, the Philippines, Guam, American Samoa, and numerous island bases—giving it strategic reach across the western Pacific. This presence increasingly overlapped with Japan’s imperial ambitions in the region, contributing to rising tensions.

Learn how Japan used the jet stream to launch attacks on US soil during World War II

In the final two years of the war, over 9,000 Fu-Go balloon bombs were launched from Japan, with about a thousand estimated to have reached North America. Six civilians killed by a Fu-Go bomb in Bly, Oregon, on May 5, 1945, became the only known deaths on American soil by enemy action during the war.

The attack at Pearl Harbor required nearly a year of planning and preparation

In early 1941, Admiral Isoroku Yamamoto ordered detailed planning for a surprise carrier strike on Pearl Harbor. Japanese teams spent months refining torpedo modifications, training pilots, and rehearsing the complex attack.

The Japanese Navy used radio silence and deception to mask its approach

In late November 1941, Japan’s carrier strike force maintained total radio silence while operators back home broadcast normal traffic—creating ambiguity about the location of the fleet. The deception obscured US intelligence and helped create a surprise attack.

How many people died in WWII?

Fallen.io, a short animated data-driven documentary about war and peace, explores the harrowing statistics of World War II and sizes up its numbers to other wars in history, including recent conflicts. Watch and click through this interactive documentary to learn more.

The story behind the iconic flag-raising photo on Iwo Jima (1945)

The iconic image captured by AP photographer Joe Rosenthal went viral, as far as it could in the 1940s, showing six marines raising a flag atop Iwo Jima's Mount Suribachi. The shot was used for public relations by the military, but it would later be shrouded by controversy when it was revealed it was the second flag raising that day, inviting accusations it was staged.

The Pearl Harbor attack was influenced by a British raid on Italian battleships

Japan closely studied Britain’s 1940 attack at Taranto, where carrier-launched torpedo planes crippled Italian battleships in shallow water. Although Japanese planning for Pearl Harbor was already underway, Taranto demonstrated the plan’s feasibility and strengthened Japanese confidence that a surprise carrier assault could cripple the US Pacific Fleet.

Read an eyewitness account of the sinking of the Titanic.

A new scan of the Titanic reveals details about its final hours

Using over 700,000 images captured by underwater robots, researchers created a highly detailed 3D "digital twin" of the Titanic. The analysis gives us new insights into the life of the ship that lays 3,800m down in the icy waters of the Atlantic. Emerging details from close-up images, such as a smashed porthole likely caused by the iceberg, match the eye-witness accounts of what happened. Read for more insights into the devastating wreck.

See how newspapers broke the news of the attack around the world

This collection showcases front pages from cities around the globe reacting to Pearl Harbor in real-time—capturing the shock, fear and uncertainty as the US entered World War II.

The formal Japanese unconditional surrender that ended World War II took place on the deck of the USS Missouri in Tokyo Bay on Sept. 2, 1945.

US intelligence failures contributed to the success of the Japanese attack

Despite breaking Japan’s diplomatic codes, US agencies failed to integrate warnings, successfully track Japan’s carriers, or even believe a Hawaii strike was possible (they also had not cracked Japan’s naval codes). Missed signals, ignored reports and poor coordination led to one of the worst intelligence failures in US history.

Recovering the USS Oklahoma was the largest naval salvage operation ever attempted

In 1943, engineers spent three months using 21 giant winches and an intricate cable system to right the capsized USS Oklahoma. It was the largest naval salvage effort ever attempted at the time and remains one of the most complex in history.

A downed Japanese pilot sparked a violent three-day standoff on the island of Niʻihau

After a Japanese pilot crash-landed on the Hawaiian island of Niʻihau, residents first sheltered him. Once news of the Pearl Harbor attack arrived, two locals tried to help him escape, leading to a violent struggle in which Native Hawaiians ultimately stopped and killed him.

Japan's imperial expansion in Asia in the 1930s set the stage for war with the US.

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Japan attacked Pearl Harbor largely because it was running out of oil

This video traces how US-led sanctions and Japan’s near-total dependence on imported oil pushed Japanese leaders toward a high-risk plan: seize Southeast Asian oil fields and neutralize the American Pacific Fleet, hoping Washington would negotiate rather than fight.

Explore a photo gallery of underwater shipwrecks taken by Tobias Friedrich, a German scuba diver specializing in underwater photography.

See a collection of LIFE's most iconic photos in history

Famous images, like a sailor kissing a nurse in Times Square to celebrate the end of World War II, are each shared with context in this article. See some of history's most famous moments from a unique point of view, including photos of Marilyn Monroe, the Beatles, and Muhammad Ali.

Mapping Michigan's shipwrecks

For centuries, the Great Lakes have provided vital access to the Midwest from the Atlantic Ocean, allowing the establishment of key trading outposts and ultimately the growth of major cities in the region. An estimated 6,000 vessels were lost on the Great Lakes with approximately 1,500 of these ships located in Michigan waters. Explore the deadly legacy of the region with resources pulled together by the Michigan History Center.

Watch footage from the moments the Titanic wreck was discovered by a joint US-French research team in 1985.

Small wooden tail fins modified torpedoes to operate in the harbor's shallow water

Japan's existing Type 91 torpedoes weighed two tons and slammed into the water at 200 mph, diving 150 feet before rising again. Pearl Harbor was only 40 feet deep, requiring engineers to modify the existing torpedoes for the attack.

Hear the story of the daring Doolittle Raid, America's first strike back at Japan

This podcast recounts the 1942 Doolittle Raid, when US airmen launched a risky bombing mission over Japan just months after Pearl Harbor. The episode also highlights Jimmy Doolittle's leadership, piloting skills, and his lifelong impact on aviation.

The USS Nevada was refloated within three months—and later fought at Normandy

Badly damaged at Pearl Harbor, the USS Nevada was raised by February 1942 after extensive salvage work. Repaired and modernized, it returned to action and bombarded German defenses during the D-Day landings.

Teenager Guy Gabaldon captured the most prisoners in US military history

After the vicious battle of Saipan outside Japan in World War II, the Japanese were opting for suicide rather than surrender. Gabaldon, a Marine with a track record for skillfully convincing the enemy to surrender, managed to capture 800 Japanese single-handedly.

The atomic bombs dropped on Japan had massive human costs

The US atomic bombings of Hiroshima and Nagasaki in August 1945 killed around 210,000 people—more than 38,000 of them estimated to be children—with tens of thousands more later dying from radiation-linked illnesses, leaving lifelong trauma and increased cancer risks.

Dorothea Lange's photos of Japanese Americans interred in US concentration camps were censored.

The death toll of the atomic bombings in Japan remains disputed, with estimates ranging from 110,000 to 210,000.

Historians estimate that only around 1% of shipwrecks have been discovered.

The attacks prompted a quick jump in American public support for war

In a Gallup poll taken days after the attack, an extraordinary 97% of Americans approved Congress declaring war on Japan—reflecting overwhelming national unity in the wake of the strike.

What happened to Americans who were in Japan during Pearl Harbor?

When Japan bombed Pearl Harbor in December 1941, roughly 10,000 American civilians were stranded in Japanese-occupied territory. Tense diplomatic negotiations eventually secured two prisoner exchanges conducted via ship across 20,000 nautical miles to return nearly 3,000 Allied civilians, while Japanese Americans in North and South America were sent in the opposite direction, many to a country they had never called home.

The Flying Tigers: American fighter pilots who fought for China in WWII

Read the story of the Flying Tigers, a unit of American pilots, many Chinese-Americans, hired by the Chinese in 1941 to fight the Japanese in the skies. While the US wasn't officially at war with Japan until later on, some of the earliest American "victories" over the Japanese were won by the Flying Tigers. Read more of this amazing bit of aviation history here.

The 1975 sinking of the Edmund Fitzgerald spurred a number of maritime changes

One of the worst Great Lakes shipwrecks in modern history, the freighter sank during an intense storm on Lake Superior that reportedly produced 50-foot waves. The exact cause remains unknown, and the disaster remains in public consciousness today.

Nine eyewitness accounts of Hiroshima and Nagasaki survivors

Japan's Hiroshima and Nagasaki became the first cities in history to be hit with nuclear weapons, where tens of thousands of civilians were killed nearly instantly. Hundreds of thousands of people who survived the bombings—referred to as hibakusha—dealt with wounds, radiation poisoning, and alienation from a society unable to process what had happened. This collection of accounts lets nine of those survivors speak, including one of the 165 survivors of both bombings.

Nuclear weapons in WWII

This 14-minute interactive documentary broaches the subject of the human cost of nuclear warfare. Comparing the number of deaths during World War II with the projected deaths of a nuclear exchange, the video can be paused to delve deeper into individual statistics, historical tidbits, and more data that shows the terrible price humanity would pay.