Prince Mohammed Bin Abdulrahman Bin Faisal Al Saud (1877–1943) was a son of Imam Abdulrahman Bin Faisal, the last ruler of the Second Saudi State, and the brother of the Founding King Abdulaziz Bin Abdulrahman Al Saud. He took part alongside the Founding King in several campaigns and battles for the unification of the Kingdom of Saudi Arabia, some of which he was entrusted by King Abdulaziz to lead. Life of Prince Mohammed Bin Abdulrahman Al Saud Prince Mohammed Bin Abdulrahman Al Saud was bo...