On 25 Jan 1858 Frederick III King Prussia (age 26) and Victoria Empress Germany Queen Consort Prussia (age 17) were married in the Chapel Royal, St James's Palace. She the daughter of Prince Albert Saxe Coburg Gotha (age 38) and Queen Victoria of the United Kingdom (age 38). He the son of William I King Prussia (age 60). He a great x 4 grandson of King George I of Great Britain and Ireland.