The move comes as Turkey's relationship with the U.S. deteriorates.
The partially submerged city had three levels, with homes, tunnels and a place of worship within.
Washington's demand that Turkey kill a deal for Russia's S-400 anti-aircraft system was "unacceptable," a Kremlin spokesman said.
Russia and its Syrian ally have escalated their campaign against insurgent-held Idlib at a time when the U.S. was preoccupied with threatening new wars against Iran and Venezuela.
President Recep Tayyip Erdogan's political party has succeeded in its bid to nullify the results of the March 31 elections and hold new ones after the political opposition won by a slim margin.
Archaeologists pieced together the monument from more than 300 fragments.
Turkey said its purchase of the S-400 defense system was “a done deal” as China and India also signed purchase agreements. Saudi Arabia and Qatar were among those looking to buy it as well.
The White House has not clarified what the stay-behind mission will entail, nor how long it will last.
"To those groups who are betting on the Americans, we say the Americans will not protect you,” Syrian President Bashar al-Assad said.
Donald Trump said he couldn't understand why former President Barack Obama won the Nobel Peace Prize while his administration doesn't "get credit."
Russian President Vladimir Putin, Turkish President Recep Tayyip Erdogan and Iranian President Hassan Rouhani met in the Black Sea city of Sochi, Russia, to discuss bringing the Syrian conflict to a close.
Iran did not receive a U.S.-led event designed to criticize its activities in the region and will instead attend a separate summit with Russia and Turkey.
The United States has reportedly sent additional troops to Syria in order to support the ongoing withdrawal process, but soldiers at Al-Tanf may be staying indefinitely.
China, Cuba, Iran, Russia, Syria and Turkey were among those to immediately condemn any plans for U.S. intervention in Venezuela.
The bombing came just weeks after President Donald Trump declared victory over ISIS and ordered a withdrawal of U.S. forces from Syria.
“Turkish Government can NOT present any single piece of evidence of my wrongdoing,” Kanter responded to the news on Twitter.
Turkish President Recep Tayyip Erdogan said, “Trump will not turn back due to this act of terrorism because I have seen his determination to withdraw.”
“We destroyed cannabis in this country because of some enemies who were disguised as friends,” Turkish President Recep Tayyip Erdogan said.
The Syrian Democratic Forces claimed President Donald Trump's pullout from Syria was still in its "theoretical form" but they are already reportedly giving up positions in fear of a Turkish attack.
"Nothing can be achieved by threatening Turkey economically," said the country's foreign minister, Mevlut Cavusoglu, as the Trump administration warned Ankara against ordering an offensive against Kurdish forces.
The Russian Foreign Ministry spokesperson detailed a 100-year history of U.S. intervention abroad, from Latin America to the Middle East.
Secretary of State Mike Pompeo argued that "America has always been a liberating force, not an occupying power, in the Middle East," but Syria would disagree.
Turkey's Pelin Unker wrote about the Malta-based companies owned by former Prime Minister Binali Yildirim and his two sons.
Turkey has denied U.S. assurances of protection for Pentagon-backed Kurds in Syria, prompting anxieties that have compelled them to embrace Russia and the Syrian government.