U-Boats Being Used (jul 28, 1914 – nov 11, 1918)
Description:
All throughout WW1, Germany used Unterseeboot(U-Boats) which were submarines. For British naval boats, these were a terror since the British had no way of dealing with them. The Germans sank 5,000 ships in total.Added to timeline:
Date:
jul 28, 1914
nov 11, 1918
~ 4 years and 3 months