Queen Elizabeth II is the longest-reigning monarch in the history of Great Britain and the Commonwealth. While her service to her country is legendary, she has become a figure of strength, endurance, and dignity the world over and indeed we all feel connected to her. Through triumph, loss, scandal, and celebration, witness the story of how a young Princess became Queen to the people of the world.

Marking what would have been Queen Elizabeth II’s 100th year, this landmark documentary tells the story of her life alongside a century of momentous change in Britain. Through archive and eyewitness reflections, the film explores how she led the monarchy through profound social, political and cultural change. Contributions from some of Britain’s best-known faces and international figures, including Dame Helen Mirren, Sir David Attenborough, Barack Obama and Queen Camilla, reveal how she remained a constant in a changing world.

In the middle of a six-week tour of the Indian sub-continent between January and March 1961, the Queen and Prince Philip visited Pakistan and East Pakistan, now Bangladesh.

Queen Elizabeth II, the cornerstone of modern British history and reigning monarch for over six decades. She has seen the world change drastically during her time as Queen. Her inscrutable commitment to duty has defined her lifetime of service to the Crown and lifetime of service to God. But Elizabeth was never meant to be Queen.

Queen Elizabeth II. Reigning monarch for over six decades, and the cornerstone of modern British history. Ascending to the throne after the untimely death of her beloved father, King George VI, she has seen the world change drastically, and faced a number of great challenges, both publicly and privately. Her inscrutable commitment to duty, above all else, has defined her lifetime of service to the throne. Take a look back at the incredible and incomparable life of Queen Elizabeth II.

This fascinating documentary reveals the behind the scenes story of the Coronation of Queen Elizabeth II, drawing on rare archive footage and made using eyewitness accounts of participants and historical experts.

The Story of the 55 Year Reign Monarchy.

We explore how the reign of Queen Elizabeth II has been a thread of continuity running through 70 tumultuous years of British history. We look at how the Queen has worn the crown during an era in which her country and her people changed beyond all recognition. From politics and the economy to industry and technology, our working life to our family life, from what we eat to how we dress, how we spend our money, and what we do in our free time. We see how Elizabeth II was no bystander during these great moments of social change, but someone who often led the way, reflecting and engaging with the critical moments in our post-war history. We reveal how, during these shifting times, not only did we change, but the Queen did too, her time echoed our transformation, the crown moving with the ages. We hear how Elizabeth II became a fixed focal point for many during these changing times; an anchor for the country - someone people looked to

ABC News' live special examines the future of the royal family following the passing of Queen Elizabeth II.

Celebrate the Diamond Jubilee by taking a look back at the Queen's incredible reign.