Ce que disent les sources
- Quand
- 1917 – 1919
- Type
- Opération militaire
- Coordonnées
- 0.00° N, 30.00° W
Placé sur la zone, pas sur un site précis.
United States Navy operations during World War I
United States Navy operations during World War I began on April 6, 1917, after the formal declaration of war on the German Empire. The United States Navy focused on countering enemy U-boats in the Atlantic Ocean and the Mediterranean Sea while convoying men and supplies to France and Italy.
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