The forces involved atTobruk in January 1941

The Italian forces defending Tobruk on 20 January 1941 were about 25,000 soldiers with 232 artillery pieces (field guns, medium guns, and heavy artillery), 48 heavy AA guns, only 24 anti=tank guns, with 25 medium and 45 light tanks. The attacking British force was down to 69 cruiser tanks, 126 light tanks, and 12 Inf.Mk.II tanks by 16 January. A few units (3rd Hussars, 7th Hussars, 1/RTR, and 2/RTR) were brought up to strength by transferring remaining tanks from other units (8th Hussars and 6/RTR).