How did frederick william manipulate prussia's political landscape to create a more centralized state?

Prussia’s commercial policies were mercantilist, supporting the industry (especially wool) and manufacture.

Frederick William established obligatory primary education as he believed that an efficient state could not afford uneducated people.

He left his heir a centralized state with solid finances and an excellent army.

answer; people have no objective standard by which to judge themselves;

answer; depression and breathing related sleep disorder(independent);