Tens of thousands of supporters of former Brazilian president Jair Bolsonaro have rallied in the country’s biggest city, in a show of strength against legal challenges that could put him in jail. The far-right former president, who called the rally in São Paulo after being targeted by a police raid earlier this month investigating an alleged coup attempt, spoke for about 20 minutes to defend himself, while reminiscing about his time in power. In the speech he refrained from attacking old foes and the supreme court. Allies expressed concern before the event that any remarks against Brazilian authorities or institutions...