PARIS — In a minutes-long strike Sunday inside the world’s most-visited museum, thieves rode a basket lift up the Louvre ’s facade, forced a window, smashed display cases and fled with priceless Napoleonic jewels, officials said.

The daylight heist about 30 minutes after opening, with visitors already inside, was among the highest-profile museum thefts in living memory and comes as staff complained that crowding and thin staffing are straining security.

See Full Page