Simpson-Miller had been under some pressure to step down as opposition leader ever since the People's National Party (PNP), under her leadership, lost the general elections in February 2016.
Simpson-Miller amekuwa katika shinikizo la kujiuzulu kama kiongozi wa upinzani tangu pale Chama Cha Wananchi (PNP), chini ya uongozi wake kiliposhindwa katika uchaguzi mkuu hapo Februari 2016.