Duplicate of World War 1 in Review

A German pilot name Manfred Von Richthofen flew a bright red airplane and was called? 

What year did the U.S. enter WW1? 

The Lusitania was a: 

This country fought on the side of the Allies: 

The Treaty of Versailles helped to create the League of Nations to do what? 

The building up of a strong military to frighten or defeat other countries is known as

An agreement nations make to support and defend each other is known as an 

What technology made WW1 far more deadly than other wars? 

What was one way American citizens could support the war at home? 

Which event was considered "the straw that broke the camel's back" and the start of WW1? 

What is a U-boat? 

The treaty to end World War I was named

The U.S. government refused to allow a draft to recruit soldiers for the war.  

What caused Russia and Austria-Hungary to be in conflict with each other? 

How many women entered the workforce during World War I? 

An agreement to stop fighting is called an

What were the two opposing sides during WW1? 

Which country fought on the side of the Central Powers? 

World War One began in what year? 

Who was the president of the U.S. when World War 1 started?