For more than three weeks, a question has loomed over Brazil and much of the tech world: Who would back down first? Would it be Elon Musk, whose refusal to comply with orders from a Brazilian judge had resulted in the suspension of the social network in one of its largest markets?

In an abrupt reversal, the social network’s lawyers said it was complying with court orders that it had previously defied. Brazil’s Supreme Court could allow the site to return next week.