I remember when Richard Nixon resigned. Even though I was only 12 at the time, I had a general understanding that our country’s president had done something wrong, got caught, and needed to step aside. “By taking this action,” Nixon said in his national address on August 8, 1974, “I hope that I will have hastened the start of the process of healing which is so desperately needed in America.” Fast forward to 2023: A former president faces 91 felony charges for crimes ranging from falsifying business records to the “willful retention of national defense information,” from violating the Georgia...