Grantham and eminent past students. Britain's first female Prime Minister, Margaret Thatcher, attended Kesteven and Grantham, and Isaac Newton famously attended The King's. Both have remained single-sex up to the age of 16. In 1970, Kesteven County Council (based in Sleaford) announced plans to turn the grammar schools into co-educational comprehensives for ages of 11–16 and leave Grantham College the only sixth form for the town. Later it was proposed to create two sixth-form colleges from one of the grammar schools. Other parts of Kesteven became comprehensive but responsibility for education passed to Lincolnshire under the local government reorganization of 1974,
Death and funeral of Margaret Thatcher Death and funeral of Margaret Thatcher On 8 April 2013, former British Prime Minister Margaret Thatcher died of a stroke in London at the age of 87. On 17 April, she was honoured with a ceremonial funeral. Due to polarised opinion about her achievements and legacy, reaction to her death was mixed throughout Britain and evoked contrasting praise and criticism. The funeral, including a formal procession through Central London, followed by a church service at St Paul's Cathedral, cost around £3.6 million including £3.1 million for security. The funeral was notable for the attendance of the reigning monarch, Elizabeth II;