Jair Bolsonaro, the far-right extremist who has governed Brazil since 2018, on Sunday officially accepted his party’s nomination for president—and made some of his most menacing comments yet about the potential for chaos and even mass violence if he were to lose reelection later this year. “The army is on our side,” he told his supporters in Rio de Janeiro, where he launched his political career as a city councilman from 1989 to 1991. “It’s an army that doesn’t accept corruption, doesn’t accept