Bloomberg reports: President Vladimir Putin, determined to strengthen Russia’s only military outpost in the Middle East, is preparing to launch unilateral airstrikes against Islamic State from inside Syria if the U.S. rejects his proposal to join forces, two people familiar with the matter said.

Putin’s preferred course of action, though, is for America and its allies to agree to coordinate their campaign against the terrorist group with Russia, Iran and the Syrian army, which the Obama administration has so far resisted, according to a person close to the Kremlin and an adviser to the Defense Ministry in Moscow.

Russian diplomacy has shifted into overdrive as Putin seeks to avoid the collapse of the embattled regime of Bashar al-Assad, a longtime ally who’s locked in a 4 1/2 year civil war against opponents including Sunni extremists fighting under the banner of Islamic State. Israeli Prime Minister Benjamin Netanyahu flew to Moscow for talks with Putin this week, followed by Turkish President Recep Tayyip Erdogan.

Putin’s proposal, which Russia has communicated to the U.S., calls for a “parallel track” of joint military action accompanied by a political transition away from Assad, a key U.S. demand, according to a third person. The initiative will be the centerpiece of Putin’s one-day trip to New York for the United Nations General Assembly on Sept. 28, which will include a meeting with President Barack Obama, both the White House and Kremlin said Thursday. [Continue reading…]