United Nations Security Council Resolution 253, adopted unanimously on May 29, 1968, after reaffirming previous resolutions, the Council noted with concern that the measures taken so far have failed to bring the rebellion in Southern Rhodesia to an end and condemned the recent "inhuman executions carried out by the illegal regime in Southern Rhodesia which have flagrantly affronted the conscience of mankind". After further condemning the regime and calling upon the United Kingdom to end the rebellion in Southern Rhodesia the Council decided that all member states would: