The Great War “Dulce et Decorum est Pro Patria Mori!”

Horace

The sides

Save Serbia

The Chain of EventsCOUNTRY EVENT DATE

Austria-Hungary Declared war on Serbia 28-Jul-14

Declared war on Russia August 6, 1914  

Declared war on Belgium August 28, 1914  

Declared war on Portugal March 15, 1916  

Belgium Refused German ultimatum demanding permission for German troops to cross Belgium

2-Aug-14

Invaded by Germany August 3-4, 1914  

Bolivia Severed relations with Germany 13-Apr-17

Brazil Severed relations with Germany 11-Apr-17

Declared war on Germany October 26, 1917  

Bulgaria Declared war on Serbia 14-Oct-15

Declared war on Romania September 1, 1916  

China Severed relations with Germany 14-Mar-17

Declared war on Germany August 14, 1917  

Declared war on Austria-Hungary August 14, 1917  

Costa Rica Severed relations with Germany 21-Sep-17

Declared war on Germany May 23, 1918  

Cuba Declared war on Germany 7-Apr-17

Ecuador Severed relations with Germany 8-Dec-17

France Invaded by Germany 2-Aug-14

Declared war on Austria-Hungary August 12, 1914  

Declared war on the Ottoman Empire November 5, 1914  

Declared war on Bulgaria October 16, 1915  

Germany Declared war on Russia 1-Aug-14

Declared war on France August 3, 1914  

Declared war on Belgium August 4, 1914  

Declared war on Portugal March 9, 1916  

Declared war on Romania August 28, 1916  

Great Britain Declared war on Germany 4-Aug-14

Declared war on Austria-Hungary August 12, 1914  

Declared war on the Ottoman Empire November 5, 1914  

Declared war on Bulgaria October 15, 1915  

Greece Declared war on Austria-Hungary, Bulgaria, Germany, and the Ottoman Empire

27-Jun-17

Guatemala Declared war on Germany 23-Apr-18

Haiti Declared war on Germany 12-Jul-18

Honduras Declared war on Germany 19-Jul-18

Italy Declared war on Austria-Hungary 23-May-15

Declared war on the Ottoman Empire August 21, 1915  

Declared war on Bulgaria October 19, 1915  

Declared war on Germany August 28, 1916  

Japan Declared war on Germany 23-Aug-14

Declared war on Austria-Hungary August 25, 1914  

Liberia Declared war on Germany 4-Aug-17

Montenegro Declared war on Austria-Hungary 5-Aug-14

Declared war on Germany August 8, 1914  

Declared war on Bulgaria October 15, 1915  

Nicaragua Declared war on Germany and Austria-Hungary 8-May-18

Ottoman Empire Declared war on Romania 30-Aug-16

Severed relations with the United States April 23, 1917  

Panama Declared war on Germany 7-Apr-17

Declared war on Austria-Hungary December 10, 1917  

Peru Severed relations with Germany 6-Oct-17

Romania Declared war on Austria-Hungary 27-Aug-16

Capitulated to Central Powers by Treaty of Bucharest May 7, 1918  

Reentered the war on the side of the Allies November 10, 1918  

Russia Declared war on the Ottoman Empire 2-Nov-14

Declared war on Bulgaria October 19, 1915  

San Marino Declared war on Austria-Hungary 3-Jun-15

Serbia Declared war on Germany 6-Aug-14

Declared war on the Ottoman Empire November 2, 1914  

Siam Declared war on Germany and Austria-Hungary 22-Jul-17

United States Declared war on Germany 6-Apr-17

Declared war on Austria-Hungary December 7, 1917  

Uruguay Severed relations with Germany 7-Oct-17

After the AssassinationAfter the Assassination

• The Schlieffen PlanThe Schlieffen Plan• conscriptionconscription

The Triple Alliance becomes…The Triple Alliance becomes…

The Central Powers The Central Powers

• Germany Germany • Austria-HungaryAustria-Hungary

The Triple Entente becomes…The Triple Entente becomes…

The AlliesThe Allies

The Weapons of War

The Western Front

• The The MarneMarne

• Verdun

The Western Front

• Verdun

The Western Front

Trench Warfare

Trench WarfareTrench Warfare

The U.S. enters the WarThe U.S. enters the War

•The LusitaniaThe Lusitania

The U.S. enters the WarThe U.S. enters the War• The

Zimmerman Telegram

The Total War

The Total WarThe Total War

Russian RevolutionRussian Revolution

•Treaty of Brest Treaty of Brest LitovskLitovsk

•The Second The Second Battle of the Battle of the MarneMarne

Death and Casualties

The Paris Armistice

Treaty of Versailles

•The Fourteen Points•Article 231 “The War Guilt Article 231 “The War Guilt

Clause”Clause”•League of Nations

The war ends in 2010