Gegong Apang is an Indian politician from Arunachal Pradesh. He served as Chief Minister of Arunachal Pradesh from 18 January 1980 to 19 January 1999 and again from August 2003 to April 2007. Apang is Arunachal Pradesh's longest serving Chief Minister and also the third longest serving head of government of an Indian state after Pawan Kumar Chamling of Sikkim and Jyoti Basu of West Bengal as of 2019. Political career Gegong Apang started his political career as a member of the Congress Pradesh Council between 1972 and 1975 after passing out from JN College, Pasighat. He became the member of the first provisional Assembly between 1975-1978 and served as its agriculture minister in 1977. He was also elected to the first Legislative Assembly of the state in the year 1978 and was appointed its PWD and agriculture minister. Apang won the 1978, 1980 and 1984 assembly elections from Yingkiong-Pangin Assembly Constituency. Later he won the 1990, 1995, 2000 and 2004 assembly elections from Upper Siang district's Tuting-Yingkiong Assembly Constituency of Arunachal Pradesh. Apang was chosen as Chief Minister for first time on 18 January 1980, after getting elected to the assembly for second time. He held the office until 1999, when he resigned, triggered by a no-confidence motion by a split in the Congress Party. He was elected leader of the newly formed United Democratic Front, a coalition of his own political party, the Arunachal Congress and several others, in 2003. Only a few months later, Apang and his supporting MLAs merged with the Bharatiya Janata Party, the first time the BJP had ever ruled a state in north-eastern India. A few months after the BJP led National Democratic Alliance lost the 2004 general election, Apang returned to the Indian National Congress. In October 2004, Congress won the majority in state assembly election, making Apang return as the Chief Minister. He was in office as Chief Minister till 9 April 2007, when Congress MLAs revolted against his leadership under Dorjee Khandu, who succeeded him as chief minister and Congress Legislature Party leader. Mr.Apang, out of four terms as Chief Minister, headed Congress Government for three terms and one term from Arunachal Congress, regional party floated by him in 1996, after differences with the then Prime Minister PV Narasimha Rao over his demand for deportation of the Chakma-Hajong refugees from the tribal state. Apang resigned from the primary membership of