Russia, Iran, and Turkey plan to divide the spoils of Syria’s eventual reconstruction, experts say.
Russia's top diplomat argued that U.S. military presence in Syria was illegal and rebutted accusations over the poisoning of an ex-Soviet spy.
Turkey and its insurgent allies are sweeping through Kurdish territory and risking an international conflict with the U.S., France, Syria and Iraq.
The U.S. and Russia have both contributed to the fight against ISIS, but their goals for postwar Syria differ.
A top Russian general reportedly intervened to stop an attack from the U.S., preventing a repeat from last month in which many Russians were killed.
Iraq and Syria declared victory over ISIS in late 2017, but the U.S. and Turkey have resisted calls to withdraw their forces.
As the number of ISIS targets diminish and new fronts open, Syrian airspace is becoming smaller and more confusing.
The U.S. and Iran are both fighting ISIS, but accuse one another of destabilizing the Middle East.
Russia's top general discussed leading issues with his U.S. counterpart and the NATO commander as Trump defended Putin on Twitter.
After defeating ISIS, Iraq and Syria have called for a complete withdrawal of Turkish forces battling Kurds in both countries.
Syria has been ravaged by a bloody civil war for the past seven years.
The U.S., Iran and Syria all have complicated relationships with Turkey, which sees the Syrian civil war as an opportunity to tackle Kurdish groups.
Russian Foreign Minister Sergey Lavrov warned that Moscow "made it clear" the U.S. would not be allowed to attack the Syrian military.
Russia said the U.S. may risk "opening a Pandora's box" if it takes their military rivalry to outer space.
Tensions between local and international actors have led to nonstop violence and more than 500,000 deaths, but there are some signs of rehabilitation.
The police found three laboratories producing forged documents, seals and stamps to help people cross borders illegally.
Less than two weeks after Russian President Vladimir Putin showed off advanced weapons, his officials are warning the U.S. against action in Syria.
With fewer local allies, the U.S. may no longer be able to fight ISIS on the ground in Iraq or Syria.
When it comes to guns, the U.S. is always number one.
Russia's Ministry of Foreign Affairs has called out Heather Nauert for ridiculing Moscow's bombardment in Syria.
The coalition of Russia, Iran, Iraq and Syria was established to destroy ISIS, but it's also bolstered ties in a way that challenges the U.S.
The Interior Ministry of Turkey said security forces and the military arrested up to 4,698 in the past week.