Neither party managed to claim an outright majority in the first round, and a runoff is planned for May 28. If Mr. Erdogan is confident that he’ll succeed in the second round, it might be because of places like Adiyaman, where he won 66 percent of the vote. A huge poster of Mr. Erdogan nearby promised free natural gas for a year. Mr. Kilicdaroglu pledged free housing for earthquake victims on another poster, but that one was a three-and-a-half-mile drive away. : the party of Mustafa Kemal Ataturk and secularism; the party that once supported a ban against the head scarf in public institutions.

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