The division and sharing of power between state and national governments is the principle of

The answer is: Federalism.

Explanation:

Federalism is a political doctrine that seeks for a political entity or organization to be formed by organizations -states, associations, groups, unions, etc.- that are associated by delegating some freedoms or powers of their own to another higher body, to whom sovereignty belongs -State federated or federation- and that retain a certain autonomy, since some competences belong exclusively to them.

In other words, it is a political system in which the functions of the government are distributed among a group of associated States, first, which then delegate powers to a central federal State.

The answer is: Federalism.

i think it was   tsar alexander ii