Short answers, pulled from the story.
The church was likely established in the 12th century, possibly before the Norman Conquest of England. Some historians conclude it was founded by Henry I who reigned from 1100 to 1135.
Sir Richard Cholmondeley rebuilt the existing structure for Henry VIII between 1519 and 1520. A fire destroyed the previous church in 1512 before this reconstruction began.
Queen Anne Boleyn rests here alongside Queen Catherine Howard and Lady Jane Grey who was Queen of England for nine days in 1553. George Boleyn Viscount Rochford brother of Anne was also buried here after his execution in 1536.
The chapel serves as the regimental church of The Royal Regiment of Fusiliers with connections dating back to the 1685 raising of the Royal Fusiliers. It functions as a Chapel Royal where the priest responsible is the chaplain of the Tower of London.
On the 16th of December 1729 the church was added to the bills of mortality which recorded burials in London. It was excluded in 1730 because of a successful claim by the inhabitants that it remained extra-parochial.