Lady Thatcher was born Margaret Roberts, the daughter of a shopkeeper and Conservative councillor in Grantham, Lincolnshire, in 1925.

BBC: Margaret Thatcher funeral set for next week

Mr. Roberts, a historian, was appointed by Margaret Thatcher as a Trustee of the Margaret Thatcher Archive Trust.

WSJ: Andrew Roberts: The Genius of Thatcherism Will Endure

This turned out to be a successful political strategy it gave the party Margaret Roberts who, after marriage to a fellow member, Denis Thatcher, became its most successful post-war leader.

ECONOMIST: Bagehot