-
-
-
-
-
-
-
-
-
-
-
was assassinated by gavriolo princip of serbia
-
allies were formed
-
-
the waters around the british isles were war zones
-
120 americans were killed on the ship
-
promised not to sink anymore ships
-
germany resumes sinking united states ships
-
germanys plan to have mexico invade the u.s. but britian intercepted it and showed the u.s.
-
-
