anti-submarine defense

anti-submarine search

anti-submarine ship

anti-submarine warfare (ASW)

anti-submarine warfare cruiser

anti-submarine warfare officer

anti-submarine warfare patrol aircraft

anti-submarine warfare platform

anti-submarine warfare sensor data

anti-submarine warfare ship

helicopter for anti-submarine warfare

anti-personnel-anti-material projectile

AV/AT mines (anti-vehicle / anti-tank mines)

anti-tank defense platoon

anti-aircraft defense

Air Defense Anti Tank System (ADATS)

self-propelled AA / air-defense / anti-aircraft artillery

self-propelled anti-air defense

indirect anti-missile defense

air defense missile / anti-aircraft missile

anti-ICBM defense

attack submarine (SSN)

ballistic missile submarine (SSBN)

coastal submarine

disabled submarine (DISSUB)

distressed submarine (DISSUB)

distressed submarine personnel

guidance submarine

guided missile submarine

HM Submarine

hunter-killer submarine

killer submarine

life guard submarine