Answer:
First it creates a national government consisting of a legislative, an executive, and a judicial branch, with a system of checks and balances among the three branches. Second, it divides power between the federal government and the states. And third, it protects various individual liberties of American citizens.
Explanation:
The US Joined efforts in WW1 on <span>April 6, 1917</span>
Generally speaking, policy plans created to address a societal problem can be adopted by any level of government (except usually the judicial branch). This happens most commonly in the legislature--either the federal or state legislatures depending on the societal problem in question. Hope I Helped!