On the morning of 3 January 1941, she participated in a major bombardment of Bardia together with a number of battleships and their destroyer escorts. The formation was protected by a screen of fighters; No. 274 Squadron RAF intercepted five Italian Savoia-Marchetti SM.79 bombers that were attacking "Terror" nine miles to the north east of Bardia. Three of the bombers were shot down or crashed and a fourth was damaged. The battleships, the destroyers and their fighter cover were withdrawn in the afternoon leaving the monitor to continue the bombardment with the gunboats "Aphis" and "Ladybird". Bardia was captured the following day.