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Entente
A nonbinding agreement to follow common policies
Militarism
The glorification of the military
Ultimatum
The final set of demands
Neutrality
A policy of supporting neither side in a war
Stalemate
A deadlock in which neither side can defeat the other
Zeppelin
A large gas-filled balloon
U-boat
A German submarine
Conscription
"The draft," which required all young men to be ready for military or other services
Armistice
An agreement to end fighting in a war
Lusitania
British liner torpedoed by a German submarine in May 1915
Atrocities
Highly physically violent acts in war
Propaganda
The spreading of ideas to promote a cause or to damage an opposing cause
Proletariat
The working class
Soviet
Council of workers and soldiers set up by Russian revolutionaries in 1917
Germany, Austria-Hungary, Italy
Triple Alliance (central powers)
Britain, France, and Russia
Triple Entente (allies)