the germans had alien technology
Stalemate.
Would you mind reposting your question with a little more information? There was a stalemate in most of World War I, but World War II happened in so many places, that I do not know of the occurence in your question . . .
Stalemate=cold war.
Settled into a bloody stalemate
the germans had alien technology
Probably artillery; it was responsible for many of the deaths in World War 1.
The atomic bomb!
The United States entry into the war
The entry of the U.S. into the war.
Stalemate.
Would you mind reposting your question with a little more information? There was a stalemate in most of World War I, but World War II happened in so many places, that I do not know of the occurence in your question . . .
no one gains or looses ground
8 years
On a Coast Line somewhere
The stalemate generally refers to the Trench warfare in France 1915-1918.
the entry of the U.S. into the war.