1.The country has successfully convinced Leaders to avoid their selfish ambitions and collectively bring all the American citizens together.Leaders have to first one together by dropping their selfish gains and hence peace and tranquility will rule.
2.America has set clear rules and regulations regarding fire arm ownership.Limitations have reduced the number of deaths due to gun attacks and illegal use. Arms regulation has ensured peace and tranquility.
3.America has set up a universal health Care system that supports people with different conditions. For example,people with mental health issues have benefited from the health Care system. Hence,a healthy nation is a strong nation hence peace and tranquility shall prevail.