UBOAT

Thu, 10 Jul '25

German war vessel

Wed, 25 Jun '25

Concern for an Allied ship

Sat, 26 Oct '24

Menace in "Dead Wake: The Last Crossing of the Lusitania"

Mon, 29 Apr '24

German sub in W.W. II fighting

Thu, 6 Jul '23

W.W. II sub

Wed, 2 Feb '22

Threat to the Allies in W.W. II

Sun, 26 Sep '21

W.W. II threat

Sat, 1 May '21

In-depth subject for a war historian?