-
Period: to
The Treaty of Versailles officially ends
World War I -
Period: to
Germany Declared War on Russia
Where Germany Declared War on Russia -
Period: to
Germany Declares war on France
Germany Declares War on France -
Period: to
Germany Declares a War zone
essentially effecting a submarine blockade where even neutral merchant vessels were to be potential targets. -
Period: to
Germany sends the secret Zimmerman Telegram
to Mexico in an effort to entice Mexico to join the war. The British intercept and decipher the coded message. -
Period: to
The United States declares war
ON Germany -
Period: to
Russia signs the Treaty of Brest Litovsk
which is a peace treaty between Russia and the Central Powers.