The correct answer to this open question is the following.
The United States role in the world should be of a great leader that sets the example is a powerful nation with the humility to also recognize that are many things that are affecting this great nation and that other countries could hell them.
There are many European countries such as Switzerland, Norway, Sweden, and Denmark that have the best living conditions in the world, very low crime rate, and their citizens live in peace. With their knowledge and policies, and the experience of the United States, it could become the kind of leader that could help undeveloped countries not only to trade with them, but to invest in education to teach them how to become rich through dedicated work, perseverance, education, and respect.
