April 7, 1917. Declared war on Germany.
The United Kingdom officially declared war on Germany on August 4, 1914, thereby entering World War I.
The US entered when it declared war on Germany on April 6th 1917. So they entered late.
Britain declared war on Germany on August 4, 1914. As a member of the British Commonwealth, Canada also entered the war at that time.
Who assassinated the above leader in world war 1
April 7, 1917. Declared war on Germany.
sinking of lusitania
The United Kingdom officially declared war on Germany on August 4, 1914, thereby entering World War I.
Germany's unrestricted submarine warfare
They could not afford to enter into another war if Germany reacted badly to not getting what it wanted.
Germany's unrestricted submarine warfare
Germany attempting to form a military alliance with Mexico.
Zimmerman
The USA joined in the war because the USA was part of the Triple alliance in the first place, and after Germany attacked the USA's submarines and battleships, they then joined the war in 1917.
No. Germany lost World War I.
No, the causes of world war II is Germany invading Poland in September of 1939. What made the U.S enter was Japan attacking and bombing Pearl Harbor.
Japan and Italy fought against Germany in World War 1 but were on Germany's side in World War 2