Fighters with Yemen's separatist Southern Transitional Council (STC) drive a vehicle past a separatist flag (the old flag of South Yemen) as they deploy in the southern city of Aden, on April 26, 2020, after the council declared self-rule in the south. - The declaration comes as a peace deal with the government crumbled, complicating a long and separate conflict with Huthi rebels who control much of the north. (Photo by Saleh Al-OBEIDI / AFP)