Modern democracies are characterized by shared decision making by the legislative and executive branches. Generally a country’ constitution formally structures this interaction. Practically precedent and practice then fill in the gaps to create the political system under which a government operates on a daily basis.
In accordance with the Constitution, the Islamic Republic of Afghanistan is a unitary one. The form of Government is Presidential. The Afghan legislature-the National Assembly- is a bicameral body. This newest constitutional democratic institution was inaugurated on 19 December 2005.