4 mai 1916 - The Sussex pledge: Stay neutral
Description:
The German government came up with the Sussex pledge, which agreed to give adequate warning before sinking merchant and passenger ships and to provide for the safety of passengers and crew. The pledge was upheld until February 1917 when unrestriced sumarine warfare started.Ajouté au bande de temps:
Date:
4 mai 1916
Maintenaint
~ Il y a 108 ans
