<span>When government workers are later hired as lobbyists the practice is referred to as the revolving door policy. Some countries have legislation against it considering it unethical, some don't care about it.</span>
During the 1950's, the US had adopted a policy of containment. The goal was to stop the spread of communism on a global scale. This included giving financial and military aid to countries who might fall into the hands of a communist government. A perfect example of this would be South Korea.
During the early 1950's, North Korea (a communist country) invaded South Korea. America, worried about the spread of communism, wanted to ensure that South Korea stayed free of this communist system. To do this, the US helped convince the United Nations to intervene in the conflict between North and South Korea.
Answer:
Yes, revolution is necessary in bringing about political change because it also brings social and economic changes which have the power to influence political change.
