Across the nations surveyed, a median of 62% of adults – including 63% in the United States – say their country will be better off if it is open to changes.
Twenty years ago, Americans came together – bonded by sadness and patriotism – after the 9/11 terrorist attacks. But a review of public opinion in the two decades since finds that unity was fleeting. It also shows how support for the wars in Afghanistan and Iraq was strong initially but fell over time.