A right-wing Indiana state senator retracted his shocking instructions to a history professor at a legislative hearing this week not to criticize Nazism or fascism to his students. At Wednesday’s hearing, teacher Matt Bockenfeld noted that his class was “learning about the rise of fascism and the rise of Nazism right now,” adding, “I just am not neutral on the political ideology of the fascism. We condemn it, and we condemn it in its entirety. The goal, he said, is to help students “recognize it and fight it. This is why we are learning: to use history to make a...