Ch.12The World War I Era

Overview - Timeline

Warm -up

Name one country east of Germany. West of Germany.

Name one country in the Allied Powers.

Warm -up

Name two of the seven on-going causes of WW I. (explosive

chart).

What year was the Lusitania attacked?

WWI - Background

• Nationalism–Desire for

national identity Alsace-Lorraine

• Imperialism–Political and economic control over

another country• Militarism

–Build up of military (mobilization)

Explosive Material for WW I

French unhappy about the loss

Of Alsace and LorraineIn 1871

Arms race between Germany and France

Two alliance system In existence

Germany attempt to gainColonies; frighten

France, Britain, Russia

The assassinationAt Sarajevo

The spark that startsWW I

Naval RivalryBetween Germany &

Britain

Austria and Russia Compete for influence

In S.E. Europe

Germany’s war plan Was not flexible

enough

WWI - Beginning

• Need for balance of power

• Central Powers–Germany, Austria-

Hungary, & Italy• The Allies

–France, Russia, Serbia & Great Britain

WWI - Beginning• Archduke Franz Ferdinand

–Assassinated June 28, 1914–Gavrilo Princip, Serbian

nationalist, shot Ferdinand–Austria-Hungary declares

war on Serbia–Serbia turns to Allies for

help–Austria-Hungary turns to

Germany (Central Powers)

WWI – Event Timeline• June – assassination• July – Austria-Hungary declares war

on Serbia• August – Germany declares war on

Russia & France– Why?: Russia mobilizes to protect Serbia;

France allied w/Russia– Use Schlieffen Plan: called for a quick

sweep through France and then defeat Russia

• August – Great Britain declares war on Germany (allies w/France & Russia)

• October – Turkey joins Central Powers

1914

WWI – Timeline• May – Sinking of the Lusitania• May – Italy declares war on

Austria-Hungary• May – 1st Zeppelin raid on

London

• March – Germany declares war on Portugal

• September – 1st use of British tanks

1915

1916

WWI - Timeline• January – Zimmermann note

intercepted by British• April – U.S. declares war on

Germany• April – French tanks used for 1st

time in battle• June – U.S. troops arrive in

France• June – Greece declared war on

Central Powers

1917

WWI - Timeline• January – Wilson announces 14

Point Peace Program• November – Kaiser Wilhelm II

abdicates German throne• November – Armistice• 1919• January – Paris Peace

Conference• June – Treaty of Versailles signed

1918