-
Archduke Franz Ferdinand, heir to Austria-Hungary's throne, and his wife, Sophie, are assassinated by Serbian nationalist Gavrilo Princip while the couple were visiting Sarajevo, Bosnia.
-
Period: to
WWI
-
Austria-Hungary declares war on Serbia.
-
Germany declares war on Russia.
-
Germany declares war on France.
-
The United Kingdom declares war on Germany, after Germany invades Belgium.
-
Austria-Hungary declares war on Russia and Serbia declares war on Germany.
-
U.S. President Woodrow Wilson announces the U.S. will remain neutral.
-
Germany declares a "war zone" around Great Britain, essentially effecting a submarine blockade where even neutral merchant vessels were to be potential targets.
-
Russian Tsar Nicholas II abdicates.
-
The United States declares war on Germany.
-
U.S. President Woodrow Wilson issues his Fourteen Points to peace.
-
The Treaty of Versailles officially ends World War 1.
