Submarine Warfare
Russia
Army
World War I
1917 smart
The US entered when it declared war on Germany on April 6th 1917. So they entered late.
1917
russia because of the bolsheviek revolution in 1917. Technically, it was the Russian Revolution in 1917, which led to the Russian Civil War, which was won by the Bolsheviks.
If you mean before 1917, no. we were neutral until 1917
Yes. They joined the World War One in the year of 1917.
Russia left early from World War 1 because of the revolution there. They had to try to stop the Bolshiveks / communists.
They joined the war in 1917.
That would be World War 1.