The President of India is the Head of the State and the Commander-in-Chief of the Armed Forces.The President is elected by members of an Electoral College consisting of elected members of both Houses of Parliament and Legislative Assemblies of the states, with suitable weightage given to each vote. His term of office is five years.
Among other powers, the President can proclaim an emergency in the country if he is satisfied that the security of the country or of any part of its territory is threatened whether by war or external agression or armed rebellion. When there is a failure of the constitutional machinery in a state, he can assume to himself all or any of the functions of the government of that state.