Federalism is best defined as a principle of
government that
(1) divides power between the central government
and state governments
(2) includes a system of checks and balances
(3) allows the states to nullify national laws
(4) places the most power in the hands of the
legislative branch



Answer :

Federalism is best defined as a principle of government that "(1) divides power between the central government and state governments" although it varies slightly. 

Answer:

(1) divides power between the central government

and state governments

Explanation:

Federalism draws upon the principle of sovereignity , where each regional goverment has a degree of self governance towars the broader central goverment.

Each of the states in the Union posses a Consitution that accounts for some local matters while they remain subject to the National Constitution.

Some issues will be shared by both national and regional and local govermenmts:

For example issues shared by states: (Concurrent with the nation)

Taxes, The Making of Laws, Law enforcement, these are activities that are carried in cooperation with the federal goverment.

Examples of issues reserved to the exclusivity of federal branch:

The coining of money, War  and peace declarations, Building up and Raising an army, Foreign Affairs and foreign policy.