As a nation, we're obsessed with the arrival of royal babies, but some of these facts about royal births may come as a bit of a surprise - from the Home Secretary being present for one arrival to Prince William being the first royal heir to be born in a hospital.
In many ways, the late Queen Elizabeth II broke the mould when it came to royal birthing rituals, moving away from more archaic rules. But some traditions, such as the special gown that is used for each royal baby's christening and what kind of names royal parents select for their newborn, are still going strong.
