When NATO leaders arrived in Ankara for their annual summit this week, they would be meeting in a country whose strategic importance is unquestioned, but whose democratic foundations are fracturing. Recep Tayyip Erdogan has governed Turkey for more than two decades — longer than any elected leader in the history of the Turkish Republic. Today, Turkey stands at an inflection point. Given the country’s increasingly centralized and personalistic rule since 2003, the question is no longer whether ch