Here’s what we know about the British royal family’s line of succession. King Charles Born: November 14, 1948 What you need to know: Charles was Britain’s longest-serving monarch-in-waiting. he is the heir from the age of 3. Before becoming king, he was chairman of The Prince’s Trust and the Royal Shakespeare Company, and chairman or patron of more than 400 charities. Charles was also the first royal heir to earn a university degree. More Key Relatives: Diana, Princess of Wales, to whom he was married from 1981 to 1996. Together they had two children: Princes William and Harry. Diana died in 1997 after a car accident in Paris, along with his friend Dodi Fayed and driver Henri Paul. In 2005, Charles married Camilla, now the Queen. Prince William Born: June 21, 1982 What you need to know: Prince William, King Charles’ eldest son, is now the heir apparent. The King also conferred the title of Prince of Wales on William on Friday. William and his wife Kate have taken on the additional titles of Duke and Duchess of Cornwall, previously held by Charles and Camilla. William has achieved the highest educational degree – a Master of Arts – of any member of the royal family. He served in the military from 2006 to 2013, participating in more than 150 helicopter search and rescue operations. More key relatives: Catherine, Duchess of Cornwall, whom he married in 2011. The couple have three children together: Prince George, 9; Princess Charlotte, 7; and Prince Louis, 4. The family live at Adelaide Cottage, a four-bedroom property in the grounds of Windsor Castle, Berkshire, about 25 miles from London. Their London residence, Kensington Palace, will remain the family’s primary residence, however, a royal source told CNN in August. Prince George Born: July 22, 2013 What you need to know: If all goes as planned and Prince George becomes king after the reigns of his grandfather Prince Charles and father Prince William, George – now second in line – will be the 43rd monarch since William the Conqueror . But for now, he’s continuing his education: George currently attends Lambrook School near Windsor alongside his younger sister Princess Charlotte and younger brother Prince Louis. See more here.