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HMS K21 (1917)

Quick Facts

Ship Name
HMS K21
Launch Year
1917
Type
Submarine
Class
K-class submarine
Launched
1917
Commissioned
1917
Armament
Torpedoes
Propulsion
Diesel-electric / Steam (K-class)
Role
Submarine warfare
Notable for
World War I service
Fate
Varied
Status
Decommissioned

HMS K21 (1917) was a Royal Navy submarine active during the First World War.

Service History

HMS K21 served as part of British submarine operations in WWI.

Historical Significance

HMS K21 represents early submarine warfare development.