Syria has come to constitute a "clear danger" for Turkey, Prime Minister Recep Tayyip Erdoğan said, adding that all military elements approaching the Turkish border from Syria would be considered "a threat" from now on.

The Turkish Armed Forces has changed its rules of engagement in the wake of the crisis, Erdoğan said. "The Turkish military will retaliate against border violations by Syria."

Everyone should know Turkey's wrath will "furious" over Syria’s downing of a Turkish jet last week, Erdoğan warned in his party's meeting on June 26.

"Turkey's friendship is valuable, but everyone should know Turkey's wrath is equally furious," Erdoğan threatened.