1. How World War 1 began.
World war 1 started the country of Austria-Hungary. Shortly after this occurred, the assassination of Archduke Franz Ferdinand took place. This assassination took place on behalf of the liberal group of a Serbian nationalist named Gavrilo Princip. World war 1 began shortly after this took place. Austria-Hungary eventually joined forces with Germany, while Russia, Great Britian, and France fought against them. Eventually Russia pulled out of the war because of the Russian Revolution taking place at the sometime.

2. 1914: Germany declared war on Russia
Time line
July 28,1914: Austria-Hungary declared war on Serbia and WW1 begins
August 3,1914: Germany declared war on France.
August 4,1914: Britain declared war on Germany
August 6, 1914: Austria-Hungary declared war on Russia

3. Countries involved in ww1
Germany
Italy
Austria-Hungary
France
Russia
Britain

4. Battles The Battle of Mons The First Battle of the Marne
The Battle of Tannenburg
The Battle of Masurian Lakes
The Battle of Ypres Gallipoli
The Battle of the Somme
The Battle of Flers-Courcelette
The Battle of Verdun
The Battle of Vimy Ridge
The Battle of Jutland
The Battle of Cambrai
The Battle of Passendaele
The Battle of Caporetto

5. Weapons Bayonets Flamethrowers Grenades machine Guns Pistols
Poison Gas
Rifles
Tanks

6. Home front Germans were call Huns
Americas renamed sauerkraut liberty cabbage

7. Cost of the war
125,690,477,000+60,643,160,000=
189,333,637,000

8. Military Leaders
Ferdinand Foch/Robert Nivelle/Henri-Philippe Petain-French
Sir John French/Sir Douglas Haig- British
Joseph Joffre/Paul von Hindenburg/Erich von Ludendorff-Germany
John J. Pershing-Europe

9. League Nations
was an international association for the furtherance of cooperation among nations, the settlement of international disputes, and the preservation of the peace formed after the first World War.

10. Impact after world war 1
The fighting in World War I ended in western Europe when the Armistice took effect at 11:00 am GMT on November 11, 1918, and in eastern Europe by the early 1920s. During and in the aftermath of the war the political, cultural, and social order was drastically changed in Europe, Asia and Africa, even outside the areas directly involved in the war. New countries were formed, old ones were abolished, international organizations were established, and many new and old ideologies took a firm hold in people's minds.