2010 United Kingdom government formation A polling station in Camberwell, London on 6 May 2010. Date 7 May 2010 -- 12 May 2010 Location London, England, United Kingdom Cause Hung parliament following the 2010 general election Participants David Cameron Nick Clegg George Osborne William Hague Oliver Letwin Ed Llewellyn Chris Huhne Danny Alexander Andrew Stunell David Laws Outcome Conservative -- Liberal Democrat coalition agreement Cameron -- Clegg coalition Cameron premiership
when did the coalition government come into power
12 May 2010