Answer
Charles Martel was the son of Pepin of Herstal, who was the mayor of the palace of the Franks from 680 until his death in 714. Pepin was a powerful ruler who expanded the Frankish kingdom and defeated the Lombards in Italy. He also played a key role in the conversion of the Franks to Christianity. Charles Martel inherited his father's power and continued to expand the Frankish kingdom.