A. The Government develops plans to reach public policy goals. Governments manage all of the affairs of a country, including welfare, health, education, defense, law, regulation, housing, finance, and most operations within a country.
        
             
        
        
        
I think it would be the Gadsden Purchaze
        
             
        
        
        
it was a landmark decision in which the Supreme Court of the United States held that the power to regulate interstate commerce, granted to Congress by the Commerce Clause of the United States Constitution, encompassed the power to regulate navigation Hope this helps !!!
 
        
             
        
        
        
Answer:
Because they already became a tributary state to China, they were invaded by Japan and eventually were conquered by the Manchus. ... Later, they banned Japanese to travel abroad. They also outlawed the building of huge ships and ended foreign trade.
Explanation:
I searching on Google.Don't blame me if that's answer wrong