Neutrality Act, in an attempt to stay out of the escalating European tension.
At first, European nations adopted a policy of appeasement towards Hitler. Appeasement is a policy of giving into an aggressive nation to prevent war.
By the end of 1939, Hitler had invaded Poland, and by the end of 1940, he had control of France.
The Holocaust was the imprisonment and extermination of Jewish Europeans by Hitler and the Nazis. Concentration camps were where imprisoned Jews were forced to work, and killed. Millions of Jews were killed during the Holocaust.
President Roosevelt asked Congress to pass the Lend-Lease Act, which allowed the U.S. to sell or lend supplies to Britain, or other countries fight against the Nazis.
On December 7th, 1941, Japan bombed the military base at Pearl Harbor in Hawaii. They did so because the American refused to supply them with war materials, like oil, because they had invaded China.
The bombing of Pearl Harbor led Congress to declare war on Japan. Once they did, Japan’s allies, Germany and Italy, declared war on the United States.
The United States fought World War II on two fronts; one in Europe, and one in the Pacific.
The war demanded a lot of Americans at home. Rationing was started in order to set limits on the amount of scarce goods people could buy.
Women started working in factories building the vehicles and weapons used in the war. Rosie the Riveter became the iconic image of these women.
Japanese Americans were put into internment camps at home. This was done out of fear of the Japanese Americans were spies for Japan. In the Supreme Court case Korematsu v. United States, the court ruled that the internment was justified.
In 1944, the United States invaded the beaches in Normandy, France, and began the final defeat of the Nazis. This was known as D-Day.
The Manhattan Project was the secret military project that developed the atomic bomb.
In 1945, President Truman decided that the United States should use the atomic bomb. The U.S. dropped two atomic bombs on Japan; one on the city of Hiroshima and the other on the city of Nagasaki.