In the 1970s, the Queen faced both a hostile nation who questioned the royal family's wealth, and scandal within as Margaret divorced and Charles sought a bride.
As Britain transformed technologically at the end of the 1950s, Elizabeth tried to bring the royal family into the modern age via her first televised Christmas message.
As she learned the ropes of the monarchy, Elizabeth faced many tough decisions, including managing a critically-ill Prime Minister and balancing her royal duties with her family.