Princess Elizabeth, barely more than a girl, married Prince Philip. Simultaneously, as King George VI's health declined, Winston Churchill ascended to the premiership for a second time.

As King George was unable to undertake the journey, Elizabeth and Philip set out on a tour of the Commonwealth spanning four continents. Meanwhile, political figures sought to diminish the standing of Winston Churchill.

As Elizabeth assumed her new responsibilities, Philip sought to reassert his authority. Meanwhile, Churchill advocated for a postponement of the coronation. And with a ripple of unease, King George's disgraced brother made his appearance.

The prolonged smog that choked London for days, posing a grave threat to public health, exposed a critical weakness in Churchill's leadership, leaving him susceptible to attack from his political opponents. His failure to decisively address…

Departing from tradition, Elizabeth chose Philip to oversee her coronation preparations, a decision that quickly sparked discord. The Duke of Windsor made his return to London.

Margaret and Peter sought out Elizabeth with a plea. Just as a royal scandal threatened to engulf the headlines, the Queen Mother stepped in.

With the Soviets initiating their hydrogen bomb tests, both Churchill and Eden face serious health challenges. Meanwhile, spurred by dissatisfaction with her schooling, Elizabeth engages a private tutor.

Elizabeth and Philip embarked on a wearying journey around the globe. While they were away, Margaret assumed some of her sister's responsibilities, striving to inject a bit of vibrancy into the proceedings.

With increasing strain in her relationship with Philip, Elizabeth finds solace in the company of her longtime friend, Porchey. A portrait of Churchill is commissioned to commemorate his eightieth birthday.

Margaret and Peter were together again, yet a new challenge arose to keep them apart. Elizabeth found herself caught between the demands of her royal station and the affection she held for her sister.