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United States Government sought constantly and consistently to protect this country's nationals and rights, and to uphold the principles of peaceful and orderly international conduct which Japan was violating by its attack on China.
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The Invasion of Poland was an invasion of Poland by Germany, the Soviet Union, and a small Slovak contingent that marked the beginning of World War II in Europe.
(1 September – 6 October 1939) -
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In the Second World War, the Battle of France, also known as the Fall of France, was the successful German invasion of France and the Low Countries, beginning on 10 May 1940, defeating primarily French forces.
469,000 casualties
(10 May–25 June 1940) -
Roosevelt signed the Export Control Act, authorizing the President to license or prohibit the export of essential defense materials.
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Exports of aviation motor fuels and lubricants and No. 1 heavy melting iron and steel scrap were restricted.
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Roosevelt slapped an embargo, effective October 16, “on all exports of scrap iron and steel to destinations other than Britain and the nations of the Western Hemisphere."
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Operation Compass was the first major Allied military operation of the Western Desert Campaign during World War II.
(9 December 1940 – 9 February 1941) -
The Battle of Keren (or Cheren) was fought as part of the East African Campaign during the Second World War.
(5 February – 1 April 1941) -
The Battle of Moscow which the Axis called Operation Barbarossa, called for the capture of Moscow within four months.
1,000,000 casualties.
(2 October 1941–7 January 1942) -
On December 7, 1941, two hours after the Japanese attack on American military installations at Pearl Harbor, Hawaii, Japan declared war on the United States and Great Britain, marking America’s entry into World War II.
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The attack on Pearl Harbor[nb 4] was a revenge military strike conducted by the Imperial Japanese Navy against the United States naval base at Pearl Harbor, Hawaii, on the morning of December 7, 1941 (December 8 in Japan). The attack led to the United States' entry into World War II.
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On December 8, 1941 the United States Congress declared war upon the Empire of Japan in response to that country's revenge attack on Pearl Harbor the prior day.
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The Battle of the Coral Sea, fought during 4–8 May 1942, was a major naval battle in the Pacific Theater of World War II between the Imperial Japanese Navy and naval and air forces from the United States and Australia.
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The Second Battle of Kharkov, was an Axis counter-offensive, on the Eastern Front during World War II.
300,000 casualties.
(2 May–28 May 1942) -
The Battle of Midway in the Pacific Theater of Operations was one of the most important naval battles of World War II.
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The Manhattan Project was a research and development project that produced the first atomic bombs during World War II. Project end date:
15 August 1947 -
The Battle of Stalingrad, which saw Hitler’s major push for dominance on the Eastern Front, was marked by terrible losses on both sides.
1,250,000–1,798,619 casualties
(23 August 1942–2 February 1943) -
The Tunisia Campaign (also known as the Battle of Tunisia) was a series of battles that took place in Tunisia during the North African Campaign of the Second World War, between Axis and Allied forces.
(17 November 1942 – 13 May 1943) -
The Battle of Kursk was a World War II engagement between German and Soviet forces on the Eastern Front near Kursk in the Soviet Union.
Over 800,000 casualties.
(5 July–23 August 1943) -
Waged between the Allies and the joint German and Italian troops in the early part of 1944, the Battle of Monte Cassino was one of the hardest fought battles of the Second World War.
185,000 casualties
(May 18 - January 17 1944) -
The Battle of Narva was a military campaign between the German Army Detachment "Narwa" and the Soviet Leningrad Front fought for possession of the strategically important Narva Isthmus on
2 February – 10 August 1944 during World War II.
550,000 casualties
(2 February – 10 August 1944) -
The largest seaborne invasion in history, the operation began the invasion of German-occupied western Europe, led to the liberation of France from Nazi control, and contributed to an Allied victory in the war.
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The Battle of the Bulge was a major German offensive campaign launched through the densely forested Ardennes region of Wallonia in Belgium, France, and Luxembourg on the Western Front toward the end of World War II in Europe.
Casualties: 186,369
(16 December 1944 – 25 January 1945) -
The Battle of Luzon was a land battle fought as part of the Pacific Theater of Operations of World War II by the Allied forces of the U.S., its colony the Philippines, and allies against forces of the Empire of Japan.
345,330 casualties.
(9 January–15 August 1945) -
The last major offensive of the war in Europe, the Battle of Berlin saw the fall of the German Army, the suicide of Hitler and the beginning of the end of the Second World War.
1,298,745 casualties
(16 April–2 May 1945) -
90,000–166,000 killed in Hiroshima
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39,000–80,000 killed in Nagasaki
