On 6 April 1941, Addis Ababa was occupied by Wetherall, Pienaar and Fowkes escorted by East African armoured cars, who received the surrender of the city. The (Police of Italian Africa) stayed in the city to maintain order. Selassie made a formal entry to the city on 5 May. On 13 April, Cunningham sent a force under Brigadier Dan Pienaar comprising 1st South African Brigade and Campbell's Scouts (Ethiopian irregulars led by a British officer), to continue the northward advance and link up with Platt's forces advancing south.