Far-right Brazilian presidential candidate Jair Bolsonaro loves to compare himself to U.S. President Donald Trump, even copying many traits of the American celebrity-turned-president’s demeanor. As a new vacancy has just opened up in the U.S. Supreme Court, Mr. Trump now has the opportunity of naming his second Justice in just 18 months in office – a decision that will likely shape the court’s ideological profile for the next generation.
Mr. Bolsonaro also wants to shape the Brazilian Supreme Court – although...