Meghan Markle and Thomas Markle’s relationship crumbled after the lighting director was caught staging photos for paparazzi before the Duchess of Sussex’s wedding day in 2018. The duo’s fallout brought negative attention to The Crown, reportedly leaving Queen Elizabeth concerned about the American addition to the monarchy. “Meghan’s public disagreements with her father set alarm bells ringing at the time,” a source shared. “Her Majesty realized the potential damage they could do to the royal family in general.” “Looking back, the Queen might have had an inkling of what was to come,” they added…