As Xi Jinping, China’s leader, meets with President Vladimir V. Putin of Russia in Moscow this week, Chinese officials have been presenting his trip as a mission of peace. But American and European officials are watching for something else altogether — whether Mr. Xi will add fuel to the...

TikTok, the app known for short videos of lip syncing, dancing and bread baking, is one of the most popular platforms in the country, used by one out of every three Americans. In recent weeks, the Biden administration has threatened to ban it over concerns that it poses a threat to national...

As an American, Sam Anderson knows what it feels like to arrive at a theme park. “The totalizing consumerist embrace,” he writes. “The blunt-force, world-warping, escapist delight.” He has known theme parks with entrances like “international borders” and ticket prices like “mortgage payments.”...