Prince's Foundation for the Built Environment was appointed to propose an alternative. Rogers claimed the Prince had also intervened to block his designs for the Royal Opera House and Paternoster Square, and condemned Charles's actions as "an abuse of power" and "unconstitutional". Lord Foster, Zaha Hadid, Jacques Herzog, Jean Nouvel, Renzo Piano, and Frank Gehry, among others, wrote a letter to The Sunday Times complaining that the Prince's "private comments" and "behind-the-scenes lobbying" subverted the "open and democratic planning process". Piers Gough and other architects condemned Charles's views as "elitist" in a letter encouraging colleagues to boycott a speech given by the Prince to RIBA in 2009. 2004–05 letters: FOI campaign by The Guardian In 2010, Rob Evans, a journalist for The Guardian newspaper, applied under the Freedom of Information Act 2000 to see copies of correspondence between Charles and ministers in seven government departments. The government refused to grant the request. The ministerial recipients of the letters and the dates which they were received were also deemed to be secret by the government. The 27 letters concerned were written between September 2004 and April 2005. The Guardians challenge was the first of its kind to attempt to obtain royal correspondence. Evans wished to see letters between Charles and the Department for Business, Innovation and Skills, the Department of Health, the Department for Children, the Department for Education, the Department for Environment, Food and Rural Affairs, the Department for Culture, Media and Sport, the Northern Ireland Office and the Cabinet Office. 2009: Further letters revealed, Prime Ministerial block on disclosure In addition to the letters sent in 2004 and 2005 sought by The Guardian, the same paper had revealed in 2009 that Charles had written directly to eight government ministers since 2006. The Department for Environment, Food and Rural Affairs, the Department for International Development, HM Treasury, the Foreign and Commonwealth Office, the Department for Work and Pensions, the Department for Education and Skills, the Department for Communities and Local Government, and the Department for Culture, Media and Sport all received personal letters from Charles between 2006 and 2009. The government refused to release the content of the letters sent between 2006 and 2009. In addition to Charles's letters, his advisers had also written to five government departments and to members of the cabinet seeking to bring the government's policy into line with Charles's beliefs on matters such as the