June 30-July 8, 2011 - The couples' first official trip to a foreign country, Canada.

July 8-10, 2011 - The Duke and Duchess of Cambridge are in Los Angeles, California for a three-day visit where they visit Hollywood, Skid Row and veterans. It is the Duchess's first trip to the United States.

July 22, 2011 - Wedding dress is put on display at Buckingham Palace.

January 5, 2012 - Announces the four charities she will support as a patron: the Art Room, which helps disadvantaged children express themselves through art; the National Portrait Gallery, which houses a famous collection of royal paintings and photographs; East Anglia's Children's Hospices, which helps children with life threatening conditions; and Action on Addiction, which assists those with addiction issues.

March 19, 2012 - Gives her first official public address at East Anglia's Children's Hospice facility in Ipswich, England.

September 2012 - French magazine Closer runs photographs of the Duchess privately sunbathing topless. The pictures also run in the Irish Daily Star newspaper. Prince William and the Duchess are to file a criminal complaint with French authorities accusing the photographer of invasion of privacy.

September 17, 2012 - The Duchess and Prince William file a criminal complaint in France against the photographer that took pictures of the Duchess privately sunbathing topless. They are seeking damages and would like to prevent further publication of the photos. The French magazine Closer, the Irish Daily Star and Italian magazine Chi have each published some of the topless photos.

December 3, 2012 - The royal household announces that Duchess Catherine is pregnant. According to the announcement, she is admitted to hospital with acute morning sickness.

July 22, 2013 - Catherine gives birth to the couple's first child, a son weighing 8 lbs, 6 oz. The baby will have the title of the Prince of Cambridge.