He has sneered at the Covid-19 pandemic, even as it led Brazil’s health care system to collapse . He has ridiculed opposition lawmakers, who are gunning for his impeachment. His main rival is back in the political arena , threatening a re-election bid. And this week he ordered a sweeping cabinet shake-up and removed the heads of the armed forces — a strong base of support — with no public explanation. Even for a polarizing leader who often appears to act on gut instinct, the recent moves by President Jair Bolsonaro of Brazil have confounded and unnerved many in Latin America’s largest country, where the coronavirus is killing people at a record rate. Brazilian lawmakers on Wednesday presented a new initiative to impeach Mr. Bolsonaro, calling his dismissal of the military commanders the day before a dangerous and destabilizing action. The forcing out of the […]