So, you think you know everything about the royal family? Allow us to put you to the test. From Queen Elizabeth II's coronation [2] and longtime marriage to Prince Philip [3], to Meghan Markle and Prince Harry's fairy tale wedding [4] — and some royal protocol in between — we're asking the tough questions. If you're feeling ready for it, take our ultimate British royals quiz now — and don't say we didn't warn you!