The seven nations of South Asia are not united mainly for linguistic and religious differences.
Government systems Throughout southern Asia there are constitutional monarchies, absolute monarchies, one-partie states, federal states, dependent territories, liberal democracies and military dictatorships. India: India is a federal state with a parliamentary form of government. It is governed under the 1949 constitution. The president of India, who is head of state, is elected for a five-year term by the elected members of the federal and state parliaments. There are no term limits. The president possesses full executive power. Afghanistan: Afghanistan has an Islamic Republic form of government.This is a particular form of government adopted by some Muslim states that's laws are required to be compatible with the laws of Islam. Bangladesh: Bangladesh has a Unitary state and Parliamentary system within there government. Bhutan: Unitary state, Constitutional monarchy, Parliamentary system. Nepal: Federal republic, Federation, Republic
Pakistan: Federal republic, Parliamentary republic
Sri Lanka: Unitary state, Semi-presidential system, Constitutional republic Political Leaders India: Pranab Mukherjee the Indian President. Afghanistan: Ashraf Ghani the President. Bangladesh: Abdul Hamid the President. Bhutan: Jigme Khesar Namgyel Wangchuck the King. Nepal: Sushil Koirala the President