He's sued and been sued countless times, often using the legal system and bankruptcy courts as a tactical tool as a real estate tycoon. Unprecedented for at least 40 yearsMany presidents have had frustrations with the legal system and criticized court rulings and irksome judges. The former FBI chief's firing triggered the appointment of Mueller and an investigation into whether Trump obstructed justice. Trump has often given the impression that he views the Justice Department as owing loyalty to him rather than the rule of law. That means that Trump has likely yet to pose his gravest test to the legal system and the rule of law.

Source: CNN December 18, 2018 06:02 UTC