Clashes take place between Turkish forces and the Syrian Army in the town of Ras al-Ain, with an undetermined number of casualties.
Turkish Foreign Minister Mevlüt Çavuşoğlu rejects a proposal by German Defence Minister Annegret Kramp-Karrenbauer to establish a United Nations-mandated security zone in northeastern Syria, calling the plan "not very realistic".
Vladimir Putin and Recep Tayyip Erdoğan, presidents of Russia and Turkey respectively, reach an agreement in Sochi, which would end Turkey's offensive into Northern Syria.
Turkish airstrikes kill five civilians in the village of Bab al-Kheir.
The Turkish lira rises after U.S. President Donald Trump threatened 50% steel tariffs and a halt to trade negotiations in retaliation for the Turkish offensive into north-eastern Syria. Analysts describe the sanctions as "relatively light" and "window dressing".
The Kurdish-led Syrian Democratic Forces requests urgent air support from the United States, and a no-fly zone over northern Syria to protect it from Turkish air raids. U.S. President Donald Trump has ordered U.S. forces to not intervene in the conflict.
The U.S. military takes two militants of the Beatles ISIL cell previously held by Kurdish forces to face trial in the United States.
Turkish President Recep Tayyip Erdoğan says his country has launched a military invasion of northern and eastern Syria. The Kurdish YPG-led Syrian Democratic Forces say that Turkish fighter aircraft strike targets and "civilian areas". Syrian state television says the Turkish artillery shelling of Ras al-Ayn, al-Hasakah Governorate, is "random", and Ayn Issa, Raqqa Governorate, is also being shelled.