Soviet Whiskey-class submarine grounded near Karlskrona in October 1981, exposing gaps in Swedish submarine detection capability. Catalysed development of advanced acoustic and optical sensor systems within the Swedish Armed Forces.
DEFENCE WIKI / MILITARY DOCTRINE
Soviet Whiskey-class submarine grounded near Karlskrona in October 1981, exposing gaps in Swedish submarine detection capability. Catalysed development of advanced acoustic and optical sensor systems within the Swedish Armed Forces.