In his first "Urbi et Orbi" (to the city and the world) message, Francis also called for peace between Israelis and Palestinians, an end to the civil war in Syria, and political solutions to conflicts in several African countries.
The former Cardinal Jorge Bergoglio of Argentina also condemned the "iniquitous exploitation of natural resources" and urged everyone to be "guardians" of creation.
More top news
A man has been charged in connection with a crash which killed a four-year-old girl.
Philip, 95, used the vehicle for engagements in London allowing him to travel around the city unnoticed.
Split set up as week wears on