The Catholic Encyclopedia doesn't list a cause of death, but Wikipedia says:
Adrian died at Anagni on 1 September 1159, reputedly choking on a fly in his wine, but probably of quinsy.
Pope Adrian IV died on 1159-09-01.
Pope Adrian IV was born in 1100.
One. Nicholas Breakspeare became Pope Adrian IV from 1154 to 1159. He was from Hertfordshire in England.
Pope Adrian IV, born Nicholas Breakspear.Pope Adrian IV was the only pope from Britain.
He was the first and only pope from England.
The first and only British pope was Pope Adrian IV.The only English pope was born Nicholas Breakspear, c.1100, near St. Alban's and took the name of Pope Adrian IV (the 4th)
Nicholas Breakspear, born in England, became Pope Adrian IV, the only pope from that country.
Pope Adrian IV who ruled from about the year 1100 until September 1, 1159, was the only British pope.
Pope Adrian IV is the only pope from the UK.
He later became Pope Adrian IV, the only pope from England.
Pope Adrian IV ;)
Pope Adrian I died on 795-12-25.