### Instruction: In the given text, List down some important points about Pope Adrian V
### Input: Pope Adrian V (Latin: Adrianus V; c. 1210/1220 – 18 August 1276), born Ottobuono de' Fieschi, was the head of the Catholic Church and ruler of the Papal States from 11 July 1276 to his death on 18 August 1276. He was an envoy of Pope Clement IV sent to England in May 1265 who successfully completed his task of resolving disputes between King Henry III of England and his barons. Adrian V was elected pope following the death of Innocent V, but died of natural illness before being ordained to the priesthood.
### Response: 1. Pope Adrian V, sometimes known as Adrianus V, was the head of the Catholic Church and the ruler of the Papal States from July 11, 1276, until his death on August 18, 1276. Pope Adrian V was born Ottobuono de' Fieschi.
2. He was a papal ambassador sent to England in May 1265 by Pope Clement IV who was effective in reconciling conflicts between King Henry III of England and his lords.
3. Adrian V was chosen to succeed Innocent V as pope, but he passed away from a natural illness before receiving the sacrament of ordination.