A memorandum is signed by Russia, Iran, and Turkey calling for de-escalation of the Syrian Civil War, although neither the Syrian government nor the Syrian opposition are signatories.
- The New York Times
- The leaders of Iran, Turkey and Russia meet in Ankara. They declare their commitment to achieving a "lasting ceasefire" in Syria.
- Iran is invited to attend the next round of talks over Syria's future, along with the representatives from the United States, Russia, Saudi Arabia, Turkey, Britain, France, Germany, Jordan, the United Arab Emirates, and the United Nations mediator for Syria, Staffan de Mistura. The next round of the "Vienna II" meeting is expected to start tomorrow and continue Friday in Vienna, Austria.
- Turkey threatens to "strangle" the United States-backed Syrian Border Security Force "before it's even born", while Syria vows to crush it and expel American military personnel from the country. Russia called the plans "a plot to dismember Syria".
- The second day of peace negotiations in Astana, Kazakhstan, end with the sponsors of the talks, Russia, Turkey and Iran, agreeing to set up commission between the three to monitor and enforce the fragile ceasefire to the Syrian Civil War.
- The United Nations Security Council unanimously votes in favor of the Russian and Turkey-backed ceasefire currently in effect in Syria.