The World at War

World History Unit 7

The Cause of world war 1

The cause of world war one was the assassination of Franz Ferdinand, Rivalries over the country's, Militarism, Nationalism, Imperialism, & Alliances.
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The Cause of World War 2

The cause of world war 2 was actually started on September 1st 1939 by Germany in an unprovoked attack on Poland.
Germany Invades Poland (1939)

The Big 3 in world war 2

How Did the wars ended ?

World war 1 ended on November 11, 1918 Because of the Treaty of Versailles

World war 2 ended on September 2, 1945 Because America used atomic weapons on japan to make them surrender in world war 2

What new technologies were used in WW1

Flamethrowers, Tanks, poison gases, Hydrophones, Air craft carriers.