Positions held
1974 - Vice President of Meghalaya Pradesh Youth Congress
1975 - The General Secretary of the Meghalaya Pradesh Congress Committee
1977 - Member of Parliament, Tura constituency (1977 to 1988, first stint)
1980 - Joint Secretary of the All India Congress Committee
1980 - Deputy Minister in charge of Industry
1982 - Deputy Minister, Ministry of Commerce
1984 - Minister of State holding charge of Commerce and Supply
1984 - Minister of State for Home Affairs
1986 - Minister of State for Labour with Independent Charge
1988 - Member, Meghalaya Legislative Assembly
1988 - Chief Minister of Meghalaya
1990 - Leader of Opposition, Meghalaya Legislative Assembly
1991 - Re-elected, Member of Parliament, Tura constituency (1991-2008, second stint)
1991-93 - Union Minister of State, Coal (Independent Charge)
1993-95 - Union Minister of State, Labour (Independent Charge)
February–September 1995 - Union Minister of State, Labour
1995-96 - Union Cabinet Minister of Information and Broadcasting
1996 - Re-elected, Member of Parliament, Tura constituency
1996-98 - Speaker of Lok Sabha -Chairman, (i) Business Advisory Committee; (ii) Rules Committee; (iii) General Purposes Committee; (iv) Standing Committee of the Conference of Presiding Officers of the Legislative Bodies in India; and (v) Institute of Constitutional and Parliamentary Studies;
President, (i) Indian Parliamentary Group, (ii) National Group of Inter-Parliamentary Union; and (iii) India Branch of the Commonwealth Parliamentary Association
1998 - Re-elected, Member of Parliament, Tura constituency, as member of Congress
1998 - Member, Committee on External Affairs and its Sub-Committee-I
1998 - Vice-President, Indian Institute of Public Administration
1998 - Member, Consultative Committee, Ministry of External Affairs
1999 - Re-elected, Member of Parliament, Tura constituency, as member of NCP
1999 - Member, Committee on Labour and Welfare
2000 - Member, National Commission to Review the Working of the Constitution
2002 - Member, Committee on External Affairs
2003 - Member, Committee on Home Affairs
2004 - Re-elected, Member of Parliament, Tura constituency
2004 - Member, Committee on External Affairs, Member, Committee on Private Members Bills and Resolutions, Member, Consultative Committee, Ministry of Home Affairs
2006 - Re-elected to Lok Sabha as N.C.P. candidate on 23.2.2006, Tura constituency
2008 - Member, Meghalaya Legislative Assembly
2014 - Elected to Lok Sabha from Tura