Question: When did Dorothy Savile, Viscountess Halifax's father die?
Sentence (from "Henry Spencer, 1st Earl of Sunderland"): Henry Spencer, 1st Earl of Sunderland, 3rd Baron Spencer of Wormleighton (c. 23 November 1620 – 20 September 1643), known as The Lord Spencer between 1636 and June 1643, was an English peer, nobleman, and politician from the Spencer family who fought and died in the English civil war on the side of the Cavaliers.
Relevant evidence: Yes