HMS Dido, HMS Ajax, and HMS Orion in action off Crete, 21st May 1941. The three cruisers and four destroyers (Janus, Hasty, Hereward, Kimberley) formed “Force D” under Rear-Admiral I.G.Glennie. On the night of 21st May, an Axis convoy of twenty caïques escorted by the Italian destroyer-escort Lupo attempted to land German troops at Maleme.