 These two small vessels proved to be insufficient for the task, and so on 13 August, "Gneisenau", the corvette , the aviso , and the gunboat were commissioned to reinforce them.They departed Kiel on 19 August, under the command of "Gneisenau"s captain "KzS" Max von der Goltz, who was made "Kommodore" of the squadron.The ships arrived in Port Said on 21 August, and on 13 September the British defeated 'Urabi's forces at the Battle of Tell El Kebir, effectively ending the rebellion.