Understanding World War I

Trench Warfare

• A type of mobile warfare involving rapid movement of troops.

• A stationary war where armies dug into their positions.

• A strategy that focuses on aerial bombardment and air superiority.

• A form of naval warfare conducted from ships.

Allied Powers

• Britain, Russia, Italy, USA

• Germany, Austria-Hungary, Ottoman Empire, Bulgaria

• France, Spain, Portugal, Greece

• Japan, China, India, Brazil

Lusitania

• Ship with American passengers sunk by German U-boat, 1915

• A famous battle in World War I

• A treaty signed in 1919

• A type of German submarine

Central Powers

• Austria-Hungary, Ottoman Empire, Bulgaria

• Allied Powers

• Axis Powers

• Triple Alliance

Cause for start of WWI

• Assassination of Archduke Franz Ferdinand

• Signing of the Treaty of Versailles

• Formation of the League of Nations

• Invasion of Poland

Treaty of Versailles

• Ended WWI

• Started WWII

• Established the United Nations

• Divided Germany

Start of World War I

• 1912

• 1914

• 1916

• 1918

Zimmerman Telegram

• German alliance proposal to Mexico to fight against the U.S.

• A secret communication between British spies

• A peace treaty between Germany and France

• A military strategy for World War I

Woodrow Wilson proposal for the end of World War I

• The 14 Points

• The Treaty of Versailles

• The League of Nations

• The Four Freedoms

League of Nations

• peace organization post-WWI

• military alliance during WWII

• economic union in Europe

• cultural organization for artists