As the holidays approach, Prince William and Princess Kate and Prince Harry and Meghan Markle are ending the year as they started it: an ocean apart. For Meghan and Harry, this year will mark their first Thanksgiving and Christmas in their new home in Montecito, Calif., where they will celebrate with their 19-month-old son, Archie, and Meghan’s mom, Doria Ragland. More than 5,000 miles away, William and Kate may limit Christmas celebrations to their three children, Prince George, 7, Princess Charlotte, 5, and Prince Louis, 2, amid ongoing pandemic restrictions in the U.K. Isolated in the middle, like so many grandparents around the world: Queen Elizabeth, 94, and husband Prince Philip, 99, who just celebrated their 73rd wedding anniversary on Nov. 20 and will mark the holiday without the…
