Europe’s COBBLED squares have echoed this autumn to the sound of police sirens and shattered glass. The continent is undergoing one of those periodic spasms, when parliamentary politics struggle to handle social discontent. In France and Germany, protests began against under-investment in education. In Spain and Italy, it was a housing crisis. Across the continent

President Nayib Bukele has gained fame around the world for making El Salvador safer—albeit in a deeply vexing way. Leaders from Latin America trek to see the mega-prison in which he has locked up thousands of men accused of being in gangs, often without due process. Even domestic critics acknowledge that his round-ups have improved

U.S. intelligence was hardly going to miss Nvidia’s founder and chief cuddling up with a woman secretly connected to Chinese intelligence. Which raises a question: Did China’s government target Jensen Huang for information—or to compromise a technologist closely connected to Donald Trump? Nvidia CEO Jensen Huang in Taipei, June 2. Mr. Trump was reportedly informed

FEW people have been more central to the boom in artificial intelligence than Jensen Huang. And no firm has benefited more from it than Nvidia, the chip giant that under Mr Huang’s leadership has become the world’s most valuable company. On November 8th it was struck by scandal, as Nvidia’s boss confessed to an affair

ON NOVEMBER 1st visitors to the website of Rosstat, Russia’s official statistics agency, found an unusual message in Belarusian: “No one can escape responsibility”. Two hacker groups, Silent Crow and Cyber Partisans BY, claimed to be behind the cyberattack. On November 8th they released what they said were the government’s own records of its fatalities

THESE ARE nauseating times to be a leader. Above, the sky is a mass of storm-clouds and swirling portents of change. Below, the earth itself feels treacherous. Small wonder that those who run the world, whether in politics or business, long to stand on more solid ground. That is why, when they gather, they talk