France
British and ________ declared war against Germany on September 3, 1939.
German troops
________ occupied all of Czechoslovakia by 1939.
US President Harry Truman
________ authorized the use of atomic bombs on Japan on August 6, 1945.
Air raids
________ by America destroyed Japans navy, industrial plants, and parts of its cities.
Hitler
________ invaded Yugoslavia in April 1941 and attacked Greece.
German forces
________ attacked france on June 5, 1940.
Germany
________ surrendered on May 7, 1945, ending the war in Europe.
Bombs
________ killed over 100, 000 people with radiation from ________ continuing to kill people long after they were dropped.
Japan
In the morning of December 7, 1941, ________ launched a surprise air attack on the American naval base, Pearl Harbor, Hawaii.
Extermination
________ by gas was introduced after death by firing squads for the Jews was deemed too inefficient.
extermination camp
First ________ was built in Chelmno, Poland in 1941.
Germany
________ invaded Poland on September 1, 1939.
Germany
________ and Italy declared war on U.S. on December 11, 1941.