As her marriage falls apart, Princess Margaret finds solace in the arms of a much younger landscape gardener. The Queen and the nation celebrate Elizabeth II's Silver Jubilee.

Amid a growing challenge to her power, Thatcher fights for her position. Charles grows more determined to separate from Diana as their marriage unravels.

Prince Philip offers his support to a grieving family member. Keen to snatch a scoop, a tabloid journalist approaches Diana about a tell-all book.

The Princess of Wales contends with the repercussions of her statements. The Queen asks the Prime Minister for his help in a delicate family matter.

Cameras flash and a media circus swirls as Diana and Dodi spend more time together. In retaliation, Charles stages a fatherly photo op with his sons.