HMS Aggressive was a shore establishment of the British Royal Navy during World War II, based at Newhaven, East Sussex.

Based at the London & Paris Hotel and at the East Quay, it was decommissioned on 16 April 1945.

[1] From September 1942[2] Aggressive was the base for the 1st Steam Gun Boat Flotilla, vessels powered by steam turbines, under the command of Peter Scott.

[3] A plaque commemorating the men who served at Aggressive was unveiled on 28 November 2009 at Newhaven Fort.

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