The document summarizes key events of the Great Depression and World War II in the United States. It describes how the stock market crash of 1929 led to the Great Depression, which lasted until U.S. entry into WWII in 1941. Franklin D. Roosevelt was elected in 1932 and introduced the New Deal programs to stimulate the economy. Japan attacked Pearl Harbor in 1941, drawing the U.S. into the war allied with Britain, France and the Soviet Union against the Axis powers of Germany, Italy and Japan. The war helped pull the U.S. out of the Depression by increasing industrial production to support the war effort.