How Are Power Divided In Federal System?

In a Federal System or Federalism, system is divided into National or Federal governments and local government. The power is shared under this system unlike confederate or unitary form where power is unevenly distributed. Because of this power division system, the authority is shared between the local government and the central government. For all levels of the government, under this political system, government has sovereignty in some areas. Agents and the Officials of the governments can directly impact the citizens. In some matters, federal government has more power on some matters like power to declare war.