11 St. 10 Min, 22 Feb 1915 Jahr - Germany declared unrestricted submarine warfare (first declaration) - Feb 22, 1915
Beschreibung:
Unrestricted submarine warfare was first introduced in World War I in early 1915, when Germany declared the area around the British Isles a war zone, in which all merchant ships, including those from neutral countries, would be attacked by the German navy.Zugefügt zum Band der Zeit:
Datum:
11 St. 10 Min, 22 Feb 1915 Jahr
Jetzt
~ 109 years ago
