24 mar 1916 año - Sussex Pledge
Descripción:
The Sussex Pledge was a promise made by Germany to the United States in 1916, during World War I and before they entered the war.
they promised the U.S that they would send warnings of submarine attacks on the ocean liners and to keep the lives of the crew and passangers on the ship.
Añadido al timeline:
ww1 timline
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