November 24, 2015
The President spoke today by phone with President Recep Tayyip Erdogan of Turkey to discuss Turkey's downing of a Russian aircraft. The President expressed U.S. and NATO support for Turkey's right to defend its sovereignty. The leaders agreed on the importance of deescalating the situation and pursuing arrangements to ensure that such incidents do not happen again. They reiterated their shared commitment to efforts to degrade and ultimately destroy ISIL.
Barack Obama, Readout of the President's Call with President Recep Tayyip Erdogan of Turkey Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/313164