 Later she was among those who formed the political coalition NARC that won the 2003 General Election in Kenya and ended KANU's nearly four decades of leadership in Kenya's politics.Until 6 April 2009 she was the Minister of Justice, National Cohesion & Constitutional Affairs.She also previously served as the Minister of Water Resources Management & Development, and was behind the implementation of the Water Act 2002, which has since then accelerated the pace of water reforms and service provision in Kenya.