Hessa Bint Mohammed: She is Her Highness Sheikha Hessa Bint Mohammed Bin Khalifa Bin Zayed the First, the mother of His Highness Sheikh Khalifa Bin Zayed Al Nahyan. Sheikh Zayed Bin Sultan Al Nahyan, the founder of the state, married her in the mid forties of the last century, and lived with her in Al Muwaiji Castle, which It was built by her grandfather, Sheikh Khalifa Bin Zayed the First, at the beginning of the last century, which in the past became the seat of the rule of Sheikh Zayed when he was Emir of the Eastern Region of the Emirate of Abu Dhabi and representative of his brother, the ruler of Abu Dhabi.