As such, Childeric III was deposed and this man anointed as king in 751.  
He sent two envoys to Pope Zacharias with the question, "Is it wise to have kings who hold no power?"  Zacharias replied, "It is better to have a king able to govern.  I bid that you be crowned King of the Franks."  As such, Childeric III was deposed and this man anointed as king in 751.  FTP name this first Carolingian king, son of Charles Martel and father of Charlemagne.
He sent two envoys to Pope Zacharias with the question, "Is it wise to have kings who hold no power?"  
Pepin III or Pepin the Short or P?in le Bref