In the year if 1939, Germany invaded and attacked Poland.
In April 1940, Germany invades Norway and Denmark
In May of 1940, Germany invades Belgium and the Netherlands.
On July 1940, Germany begins bombing Britain.
On June 1941, Germany invades the Soviet Union.
On December 1941, Japan bombs Pearl Harbor. The U.S. declares war on Japan.
On February 1943, German troops surrender in Stalingrad, USSR.
On September 1943, Italy surrenders.
Atomic bombs dropped on Hiroshima and Nagasaki.
Japan signs surrender agreement, ending war.