British companies can expect a temporary boost from the birth of William and Kate's baby, say experts.
Monica Hesse finds something both archaic and strange about declaring the royal baby's arrival "important".
Prince William's newborn son follows him in the order, and Princes Henry and Andrew round off the top five.
Royal close protection officers were seen delivering pizza to the rear entrance of St. Mary's Hospital.
Prince William's wife Kate has given birth to a boy, who is third in line to the British throne.
The US president and first lady wish William and Kate "all the happiness and blessings parenthood brings."
William and Kate are under pressure to choose a name for their baby that is seen as fitting for a future king or queen.
London - William and Catherine may be modern parents but their child is set to be a future king or queen and certain traditions ...
Adele has reportedly agreed to perform at Duchess Catherine's birthday party.
William and Kate thanked well-wishers around the world on the eve of Prince George's first birthday.
Prince William will rejoin his former rejiment in order to be based in London with his wife and son.
After weeks of speculation over the arrival of the royal baby, Kate was taken to hospital shortly before 5am.
The Duchess of Cambridge is in the early stages of labour and has been admitted to hospital, a royal spokesman said.
The Duchess of Cambridge was dubbed "Waity Katie" before Prince William proposed to her. Now the nickname has resurfaced.
The duke and duchess receive gifts ranging from practical to bizarre ahead of Baby Cambridge's birth.