The German were going through a period of a intense crisis because of their reduced territory and economic problems.

Germany was increasing the size of its army and acquiring weapons.

Europe was divided into two opposing blocks: the Triple Entente (England, France, Russia, the United States) and the Central Powers (Germany, Astro-Hungarian Empire, and the Ottoman Empire).

The National Socialist Workers Party (Nazis) began to form.

Adolf Hitler became the leader of the Nationalist Socialist Workers Party and was a terrible dictator.

Adolf Hitler moved forward with the Holocaust, the systematic murder of millions of people most of them Jews.

In 1939, the Germans invaded Poland and began a territorial expansion that sparked the war.

Many German soldiers died because of the shortage of supplies, this weakened the army, and Germany surrendered in 1918.

In 1919, the war ended with the signing of the Treaty of Versailles.

The world was divided into two sides: the Axis Powers (Germany, Italy, and Japan) and the Allies (France, England, the Soviet Union, and the United States).

In 1945, the United States and the Soviet Union invaded Germany and declared the Allies victorious.

This terrible war began in 1939 and ended in 1945.

This was began in September of 1914.