Helen Clark governing coalition, and Clark was sworn in as Prime Minister on 5 December 1999. Clark led the Fifth Labour Government, which implemented several major economic initiatives including Kiwibank, the New Zealand Superannuation Fund, the New Zealand Emissions Trading Scheme and KiwiSaver. Her government also introduced the Foreshore and Seabed Act 2004, which caused major controversy. In foreign affairs, Clark sent troops to the Afghanistan War, but did not contribute combat troops to the Iraq War. She advocated a number of free-trade agreements with major trading partners, including becoming the first developed nation to sign such an agreement with China, and
Helen Clark of Labour and Deputy Prime Minister in August 1989. As Health Minister, Clark introduced a series of legislative changes that allowed midwives to practice autonomously. She also introduced the Smoke-free Environments Act 1990, a law which restricted smoking in places such as workplaces and schools. As Deputy Prime Minister, Clark chaired the Cabinet Social Equity Committee, and was a member of several other important Cabinet committees, such as the Policy Committee, Economic Development and Employment Committee, and Domestic and External Security Committee. From October 1990 until December 1993 Clark held the posts of Deputy Leader of the Opposition, Shadow spokesperson