WHAT HAPPENED IN 817 AD.

Pope Saint Paschal I (Latin: Paschalis PP. I, Italian: Pasquale I; born Pascale Massimi; died 11 February 824) was the head of the Catholic Church from 25 January 817 to his death in 824.^[1] His mother was the renowned religious, the Lady Theodora.

Pope Saint Paschal I
Papacy began	25 January 817
Papacy ended	11 February 824
Predecessor	Stephen IV
Successor	Eugene II
Personal details
Birth name	Pascale Massimi, son of Bonosus
Born	??? Rome, Papal States
Died	11 February 824(824-02-11) Rome, Papal States
Buried	Santa Prassede, Rome