The withdrawal marks the demise of a yearslong effort in which Tehran used Syria as a hub in its regional strategy to spread influence and wage proxy war against the U.S. and Israel.

Last month’s rapid collapse and fall of Syria’s Assad dynasty surprised the world, starting with Bashar Assad himself. Led by the radical Islamist group Hayat Tahrir al Sham and likely galvanized by Israel’s mauling of Hamas and Hezbollah,

Richard Haass is President Emeritus of the Council on Foreign Relations, Senior Counselor at Centerview Partners, and the author of a weekly newsletter, Home & Away.

With regime change in Syria and Hezbollah weakened, Iran’s alliance system has nearly collapsed. That doesn’t mean a peaceful Middle East is emerging.

Syria's economy has been decimated by more than a decade of civil war and sanctions that have severed it from the global financial system.

The new syrian leadership has sought peace in the region with all countries, but its problems with Israel and Iran could confound into conflagration

Under the proposed “comprehensive strategic partnership” between Moscow and Tehran, we are likely to see the Iran-Russia relationship strengthen over time, not just on a conventional level but in terms of Moscow’s support for Iran’s proxy forces.

The fall of Assad in Syria will be complex for Jordan. The victory of HTS may empower local Islamists while reopening trade will boost its economy. Jordan must work closely with Syria’s new leaders to address the challenges ahead.

Iranian Supreme Leader Ayatollah Ali Khamenei made a statement pushing the US to leave Syria after the overthrow of Assad.

The United States on Monday temporarily eased sanction restrictions targeting Syria to facilitate transactions with the Middle Eastern country's interim government and the flow of humanitarian aid.

Thanks to Israel, the now-impending Syrian chaos may be deeply destabilizing, but it will plausibly be nonnuclear.