The United States, Britain and other allies promised Thursday not to abandon Afghanistan’s new government, and the country’s president said “peace is a top priority” as international security missions end and Taliban attacks surge.

Islamic State militants invaded Iraq’s west almost a year ago and overran the nation’s second-largest city in June, threatening death and torture to opponents in their way. But the world has been slow to respond, coming together Wednesday for the first high-level meeting of scores of nations now devoted to destroying the rampant insurgency.

American detainee Jeffrey Fowle has been released from North Korea, nearly six months after he was taken into custody, the State Department said Tuesday. Two other Americans who have been tried and convicted of crimes in North Korea are still being held.

Even as it prods Turkey to step up in the global fight against Islamic State militants, the United States is worried that Ankara might use military action to target Kurdish fighters who are the last line of defense against extremists trying to take over the Syrian border town of Kobani.