Unterseeboot 21

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Unterseeboot 21 or U-21 has been the name of several German submarines or U-boats during the First World War, the Second World War and in the post-war Bundesmarine.

  • Unterseeboot 21 (1913) was a submarine built in 1913 for service in the First World War, and sunk in 1919.
    • During the First World War, Germany also possessed the submarines:
      • Unterseeboot B-21, built in 1916 and surrendered in 1918.
      • Unterseeboot C-21, built in 1916 and disappeared in 1917.
  • Unterseeboot 21 (1936) was a submarine built in 1936, and scrapped in 1945.
Disambiguation notice This article includes a list of ships with the same or similar names. If an internal link for a specific ship referred you to this page, you may wish to change the link to point directly to the intended ship article, if one exists.