The inhumane and unfair treatment suffered by in World War II prompted world leaders to take steps to protect human rights. In 1948, the of the United Nations formally approved the Universal Declaration of Human Rights, a declaration that upholds human dignity and equality.

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.

it made them more prductive and efficent but with the change of polcies less and les got into the navy