With Trump disregarding such warnings, the Turkish president used his position as the current chairman of the Organisation of Islamic Cooperation (OIC) to call a summit of the pan-Islamic group.

“He is seeking to garner an international response,” said Ziya Meral, resident fellow at the British Army’s Centre for Historical Analysis and Conflict Research, noting Erdogan had spoken to Muslim allies and non-Islamic leaders.

“What Turkey can do tangibly next is far from clear and responses have risks for Erdogan and Turkey,” he told AFP.