 Rhodes also served for a brief period as Administrator of Mashonaland and as the appointed military member of the council of four in the government of Matabeleland under Leander Starr Jameson.The Jameson Raid was perhaps the most trying event in Rhodes's career.He was a leading member of the Reform Committee, in Johannesburg, attempting to liberalise the government of Transvaal Republic President Paul Kruger on behalf of the Uitlander population living in Transvaal.