Tourism is a microcosm of the tussle between globalisation and protectionism. More people than ever want to travel—but they face proliferating obstacles https://www.economist.com/culture/2026/03/19/war-is-only-the-starkest-way-that-politics-is-disrupting-tourism?taid=69bfaf9b363d3f0001069e52&utm_campaign=trueanthem&utm_medium=social&utm_source=voante