The United Democratic Party is a political party recognised in Meghalaya state, India. It is now led by Metbah Lyngdoh. It was started by E. K. Mawlong. The Flag of the party shall be of three vertical colours with scarlet red colour at the extreme left nearest to the flag post, parrot green colour at the extreme right and white colour at the middle signifying respectively courage, valour and sacrifice (Scarlet Red), sincerity, honesty, integrity (White) and hope, hard work, survival (Green). History In 1998, B. B. Lyngdoh was sworn in as Chief Minister of Meghalaya with the support of his erstwhile rival, the Indian National Congress. UDP won 20 MLAs in the 60-member house and with 26 MLAs Indian National Congress was senior partner in the Alliance. There was a power-sharing agreement between the UDP and Indian National Congress to share the Chief position for two and a half years each. D. D. Lapang was named Deputy Chief Minister of Meghalaya. In 2000, E. K. Mawlong succeeded B. B. Lyngdoh as the Chief Minister of Meghalaya. Mawlong in his 18-month tenure was embroiled in a scandal stemming from the construction of Meghalaya House in Kolkata. Bharatiya Janata Party and Nationalist Congress Party withdrew their support for Mawlong and he was forced to step down from office in December 2001. Meghalaya Progressive Alliance In 2008, UDP formed Meghalaya Progressive Alliance along with Nationalist Congress Party, Hill State People's Democratic Party, Khun Hynniewtrep National Awakening Movement, Bharatiya Janata Party and along with two Independents. Despite being the largest party, the Nationalist Congress Party gave up the Chief Minister post to UDP in order to achieve stability in the Government. There are also some reports of a power-sharing agreement between the UDP and NCP to share the Chief Minister position for two and a half years each. Dr. Donkupar Roy was named the Chief Minister of Meghalaya with the support of 31 members in the 60 member Assembly. In May 2009, the United Democratic Party and the Hill State People's Democratic Party had left the Progressive Alliance and government collapsed. North-East Democratic Alliance In May 2016, after the Bharatiya Janata Party led National Democratic Alliance formed its first government in Assam, and formed a new alliance called the North-East Democratic Alliance (NEDA) non-Congress parties from the northeast with Himanta Biswa Sarma as its convener. The Chief Ministers of the north eastern states