Turkey's accelerated drift from Europe

Once hailed as a rising Muslim democracy, aspiring to become a member of the European Union, Turkey now faces a stalemate with the bloc. Some member states consider full accession a dead deal and call for deeper economic cooperation instead.

In the 54 years since Turkey applied to join the EU, relations have endured several political and military crises.

But the rocky relationship has recently taken its deepest dive following the April referendum that granted unprecedented author...