On December 7, 1941, Japanese planes swept low over the U.S. naval base in Hawaii, killing more than 2,400 American troops and civilians.
Survivors of the attack, dignitaries and ordinary citizens attended a ceremony at Kilo Pier to commemorate the 75th anniversary of the Japanese attack on the naval harbour.
Seen here are images from commemorative events around the world.
A Navy sailor salutes the USS Arizona memorial as the USS Halsey passes by the memorial, Wednesday, Dec. 7, 2016, in Honolulu. Survivors of the Japanese attack, dignitaries and ordinary citizens attended a ceremony at Kilo Pier to commemorate the 75th anniversary of the Japanese attack on the naval harbor.
Oil still leaks from the USS Arizona, which lays submerged in the waters of Joint Base Pearl Harbor-Hickam, 75 years later after the attack.
Pearl Harbor survivor Robert Coles salutes active U.S. service members after the ceremonies honoring the 75th anniversary of the attack on Pearl Harbor at Kilo Pier on Joint Base Pearl Harbor - Hickam in Honolulu, Hawaii December 7, 2016.
Pearl Harbor veteran Aaron Cook, 94, of Houston, who was at Ford Island during the attack, attends a commemoration of the 75th anniversary of Pearl Harbor at the George Bush Presidential Library on Wednesday, Dec. 7, 2016, in College Station, Texas.
Pearl Harbor survivors Army Corporal Aaron Chabin, left, 91, from Bayside, N.Y., and Navy Chief Officer Clark Simmons, right, 95, from Sheepshead Bay, N.Y., hoist a wreath during the Intrepid, Sea, Air and Space Museum commemoration of the 75th anniversary of the attack on Pearl Harbor, Wednesday Dec. 7, 2016, in New York.
Spurgeon D. Keeth, Pearl Harbor Survivor, center, U.S. Army Company "B," 35th Infantry, 25th Division Scofield Barracks, tosses a remembrance wreath into the water during a Pearl Harbor Remembrance Day ceremony on Wednesday, Dec. 7, 2016, in Seaside, Oregon.
On the day of the bombing 75 years ago, Japanese planes swept low over the US naval base, killing more than 2,400 American troops and civilians, a date which then-president Franklin Roosevelt declared would live in "infamy".
The two-hour bombardment of the US Pacific Fleet at anchor sank or damaged some 20 ships and destroyed 164 planes.
The attack, which left 2,343 Americans dead and 916 missing, broke the backbone of the U.S. Pacific Fleet and forced America out of a policy of isolationism. Congress declared war on Japan the morning after.