Active class of scout cruisers

HMS Active was the nameship of the Active class of scout cruisers. For the first half of the First World War she was the leader of the 2nd Destroyer Flotilla, based at Rosyth, taking part in the battle of Jutland
The Active class were the final Scout cruisers built for the Royal Navy. They were very similar to the previous Blonde class scout cruisers, carrying the same armament of ten 4in guns, and with a similar speed and level of armour protection.
HMS Amphion was an Active class scout cruiser that became the first British warship to be lost during the First World War.
HMS Fearless was an Active class scout cruiser that led the 1st Destroyer Flotilla from 1914 until 1916, taking part in the battles of Heligoland Bight (28 August 1914) and of Jutland (31 May-1 June 1914)