Simplify the following text for a Grade 7 native English-speaking person.
Original: He died on Christmas Eve 1453 , as recorded in his epitaph , which was in the church of St Stephen Walbrook in London ( until it was destroyed in the Great Fire of 1666 ) .
Simplified: He died on Christmas Eve 1453 , and was buried in the church of St Stephen Walbrook in London which was later destroyed in the Great Fire of 1666 .