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Battle of Okinawa: US Navy ships bomb the Japanese island of Okinawa in preparation for the Allied invasion; the largest

Battle of Okinawa: US Navy ships bomb the Japanese island of Okinawa in preparation for the Allied invasion; the largest battle of the Pacific War in World War II

The Battle of the Atlantic, the longest continuous military campaign in World War II, ran from 1939 to the defeat of Nazi Germany in 1945, covering a major part of the naval history of World War II. At its core was the Allied naval blockade of Germany, announced the day after the declaration of war, and Germany's subsequent counterblockade. The campaign peaked from mid-1940 to the end of 1943.

The Battle of the Atlantic pitted U-boats and other warships of the German Kriegsmarine (navy) and aircraft of the Luftwaffe (air force) against the Royal Navy, Royal Canadian Navy, United States Navy, and Allied merchant shipping.

Historical Significance

The Battle of the Atlantic, the longest continuous military campaign in World War II, ran from 1939 to the defeat of Nazi Germany in 1945, covering a major part of the naval history of World War II.

Events Before

  1. D-Day: The Normandy Landings

    Allied forces launch the largest amphibious invasion in history on the beaches of Normandy, France, marking the beginning of the liberation of Western Europe from Nazi occupation.

  2. Omar al-Bashir is born

    Omar al-Bashir is born

  3. Army defeats Navy 10-7 in football "Arab Bowl," Oran, North Africa

    Army defeats Navy 10-7 in football "Arab Bowl," Oran, North Africa

  4. Siege of Leningrad lifted by the Soviets after 880 days and more than 2 million Russians killed

    Siege of Leningrad lifted by the Soviets after 880 days and more than 2 million Russians killed

  5. Battle of Eniwetok: US forces take Enewetak Atoll at the cost of 37 Americans killed or missing and 94 wounded; Japanese

    Battle of Eniwetok: US forces take Enewetak Atoll at the cost of 37 Americans killed or missing and 94 wounded; Japanese losses are 800 dead and 23 prisoners

Events After

  1. UN General Assembly meets for the first time in London

    The United Nations General Assembly (UNGA or GA) is one of the six principal organs of the United Nations (UN), serving as its main deliberative, policymaking, and representative organ.

  2. United Nations Security Council holds its first meeting, at Westminster Central Hall in Westminster, England

    United Nations Security Council holds its first meeting, at Westminster Central Hall in Westminster, England

  3. American actor John Wayne (38) weds actress Esperanza Baur (25) in Long Beach, California; divorce in 1954

    American actor John Wayne (38) weds actress Esperanza Baur (25) in Long Beach, California; divorce in 1954

  4. NY Giants outfielder Danny Gardella is the first major leaguer to announce he is jumping to the "outlaw" Mexican Basebal

    NY Giants outfielder Danny Gardella is the first major leaguer to announce he is jumping to the "outlaw" Mexican Baseball League for contract worth $13,000; triggers US MLB Commissioner Happy Chandler to impose a five-year minimum ban on players who move to the rival league

  5. General Juan Perón is first elected President of Argentina

    Juan Domingo Perón was an Argentine military officer and politician who was the 29th and 40th president of Argentina, serving from 1946 to his overthrow in 1955, and from 1973 to 1974.

More from the 1940s

D-Day: The Normandy Landings

Allied forces launch the largest amphibious invasion in history on the beaches of Normandy, France, marking the beginning of the liberation of Western Europe from Nazi occupation.

wars conflicts

World War II: Representatives of 26 nations at war with the Axis powers sign the Declaration of the United Nations, pled

World War II: Representatives of 26 nations at war with the Axis powers sign the Declaration of the United Nations, pledging to make no separate peace deals

Mahatma Gandhi begins a march for peace in East Bengal

Mohandas Karamchand Gandhi (2 October 1869 – 30 January 1948) was an Indian lawyer, anti-colonial nationalist, and political thinker who employed nonviolent resistance to lead the successful campaign…

birth

Omar al-Bashir is born

Omar al-Bashir is born

Frequently Asked Questions

What happened on March 23, 1945?
The Battle of the Atlantic, the longest continuous military campaign in World War II, ran from 1939 to the defeat of Nazi Germany in 1945, covering a major part of the naval history of World War II. At its core was the Allied naval blockade of Germany, announced the day after the declaration of war, and Germany's subsequent counterblockade. The campaign peaked from mid-1940 to the end of 1943.
Why is Battle of Okinawa: US Navy ships bomb the Japanese island of Okinawa in prepa... significant?
The Battle of the Atlantic, the longest continuous military campaign in World War II, ran from 1939 to the defeat of Nazi Germany in 1945, covering a major part of the naval history of World War II.

Explore More

March 23 in HistoryYear 1945