of members is the preferred option. 16 June 2005 – Theresa May calls for the party to select high calibre candidates for their 100 top target seats, including 50 women. 16 June 2005 – In an interview David Cameron "hints" at a leadership bid. 17 June 2005 – High-profile Conservative MP Boris Johnson says that he will back Cameron. 18 June 2005 – Ian Taylor, widely seen as a key ally of Kenneth Clarke, indicates that David Davis could be the person to unify all wings of the party. Another Clarke ally, David Curry, however suggests that Clarke is the best qualified candidate. 19 June 2005 – Kenneth Clarke declares that he is "keen" to run for the leadership, though notes that there will be some months in which to make a final decision. 29 June 2005 – David Cameron makes a speech entitled "We're all in it together" in which he sets out his views on the future of the party and calls for families and married couples to receive greater support from the government. 29 June 2005 – Two former Party Treasurers declare support for different candidates in the Evening Standard. Lord Harris supports David Cameron whilst Lord Kalms supports David Davis. 1 July 2005 – Kenneth Clarke declares that he has sufficient support in the parliamentary party to be nominated for the leadership and that he will be a candidate "unless it becomes clear by the autumn that I don't have a serious prospect". 3 July 2005 – Oliver Letwin declares his support for David Cameron, increasing the latter's chances of being the main challenger from the left of the party. 5 July 2005 – Michael Ancram warns that removing ordinary members' say in electing a leader will not make the party more attractive to voters. 6 July 2005 – Conservative MPs at a meeting of the 1922 Backbench Committee agree a system whereby a candidate with the support of 5% of MPs (currently 10 MPs) could stand and with a consultative poll of constituency party chairmen, who would each put forward two names, but with MPs making the final decisions. 18 July 2005 – Alan Duncan rules himself out of the leadership race in an article in The Guardian. 18 July 2005 – As Duncan withdraws, Theresa May states, "I will be thinking about whether to stand." 19 July 2005 – A survey of primarily Conservative