Supporters of the incumbent Turkish President, who runs for reelection, gesture and cheer as they gather for a rally in the Beyoglu district on the eve of the presidential and parliamentary elections, on the European side of Istanbul, on May 13, 2023. Erdogan warned his conservative supporters they could face reprisals should his secular rival rise to power in momentous weekend polls. Erdogan has been trying to rally his base ahead of elections that put his Islamic style of rule in the largest Muslim-majority member of NATO on the line. (Photo by OZAN KOSE / AFP)