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 Donegall eldest son of Lord Spencer Chichester, second son of the first Marquess, was created Baron Templemore in 1831. Lord Arthur Chichester, fourth son of the second Marquess, and Lord John Chichester, sixth son of the second Marquess, both represented Belfast in Parliament. Robert Chichester, eldest son of Lord Adolphus Chichester, youngest son of the fourth Marquess, briefly represented Londonderry South in Parliament. His wife Dehra was also a politician while their daughter Marion Caroline Dehra was the mother of politicians James Chichester-Clark, Baron Moyola, and Sir Robin Chichester-Clark and of gardening writer and television presenter Penelope Hobhouse. The County in