Wallace Collection of the wealthiest families in Europe. They owned large properties in England, Wales and Ireland, and increased their wealth through successful marriages. Politically of lesser importance, the 3rd and 4th Marquess and Sir Richard Wallace became leading art collectors of their time. The Wallace Collection, comprising about 5,500 works of art, was bequeathed to the British nation by Lady Wallace in 1897. The state then decided to buy Hertford House to display the collection and it was opened as a museum in 1900. As a museum the Wallace Collection's main strength is perhaps its extraordinary array of 18th-century French art:
Marquess of Exeter third Marquess. He was a Conservative politician and held office as Vice-Chamberlain of the Household and Captain of the Honourable Corps of Gentlemen-at-Arms. His eldest son, the fourth Marquess, represented Northamptonshire North in the House of Commons and served briefly as Vice-Chamberlain of the Household under his kinsman Lord Salisbury. He was succeeded by his son, the fifth Marquess. He was a Colonel in the Royal Field Artillery and served as Lord Lieutenant of Northamptonshire. His eldest son, the sixth Marquess, was a Conservative politician and prominent athlete and sports official. He won the 400-metre hurdles at the 1928 Summer