-
the monroe doctrine sought to isolate'' the american contibents'' from eurpean
-
the assasstion was the sparh that ignited the war
-
Period: to
war involving nearly an the nations of the world
-
cernany told americans to stay off british ships, and they could and would sink them
-
hms renown seen fron aouther british warship
-
germany announced'' unlimited'' submarine warar in the war zone