Photo Gallery: The All-Powerful Erdogan 06/22/2018
 Turkish President Recep Tayyip Erdogan has governed his country for 15 years,...
Laurent van der Stockt/ Getty Images

Turkish President Recep Tayyip Erdogan has governed his country for 15 years, first as prime minister and then as president. On Sunday, voters will decide whether to give him another term -- this time outfitted with even more powers.