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6 avr. 1917 - 美国参战(1917.4.6)
Description:
美国以德国潜艇攻击美国商船为口实,对德宣战,美国的参加,增强了协约国的实力。德国的无限制潜艇战事变,协约国和中立国方面的商船损失减少。
Ajouté au bande de temps:
世界史
By
King
9 août 2022
1
0
474
Date:
6 avr. 1917
Maintenaint
~ Il y a 108 ans
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