Prime Minister's Strategy Unit Prime Minister's Strategy Unit The Prime Minister's Strategy Unit (often referred to simply as The Strategy Unit) was an elite unit based in the UK Cabinet Office between 2002 and 2010 (with its predecessor unit dating back to 1999). The Strategy Unit was established by the former Prime Minister Tony Blair, forming one part of a more streamlined centre of government along with a Delivery Unit (headed by Sir Michael Barber, focused on the delivery of public service targets), a Policy Unit (whose heads included David Miliband and Andrew Adonis, providing day-to-day policy advice) and a Communications Unit (headed by
Prime Minister of the United Kingdom established by any statute or constitutional document but exists only by long-established convention, which stipulates that the monarch must appoint as Prime Minister the person most likely to command the confidence of the House of Commons; this individual is typically the leader of the political party or coalition of parties that holds the largest number of seats in that chamber. The position of Prime Minister was not created; it evolved slowly and erratically over three hundred years due to numerous acts of Parliament, political developments, and accidents of history. The office is therefore best understood from a historical perspective. The