Wu Zetian is one of the earliest women to move from being a concubine to a queen or empress. Born in 624 in Lizhou, Tang China, Wu climbed her way to the highest seat of power with her charm and wit.
Inês Perez de Castro was a Galician noblewoman, best known as the lover and posthumously-recognised wife of King Pedro I of Portugal.
Anne Boleyn was Queen of England from 1533 to 1536. She was the second wife of King Henry VIII. She was accused of adultery by the King and was beheaded after a trial.
Royal Noble Consort Huibin Jang became a part of the royal court of King Sukjong of Joseon in Korea around the 1670s. By 1689, she became the queen. Her tomb is called Daebinmyo
In 1995, Camilla divorced her husband and then Prince Charles divorced Princess Diana the following year. They began seeing each other publicly within five years and in April 2005, they got officially married.