If there is no peacekeeping force like your local police station your city will be chaotic. The police intervened in the domestic conflict to prevent further problems. This often happens over a wider range. Interactions in other countries are sometimes annoying. Whether the government is an alliance or only the same ethnic or cultural origin, if you are interested in the country, they feel the need or right to support and protect that country from the enemy. There are not many people who agree to infringe other countries' sovereignty, but it is acceptable.
The principle of not interfering with the domestic affairs of the country is included in the "UN Charter." Thus, whether democratic or authoritarian, whether socialist, capitalist, resilient or progressive, there is no right to interfere with any governmental issues. This is the responsibility of all society, this is the internal affairs of the people of the countries concerned. Senator of Rome was good for Rome then, so appointed their leader Julius Caesar as dictator. At that time no one was able to say that Rome gave Caesar a veto. The charter does not mention veto rights
To protect and promote US trade and military interests, many, if not all, of them interfere with the sun's problems. The Marshall Plan produced useful results, but it was carried out for the best interests of the United States. Since the company is becoming a multinational corporation, pressure and demand for such intervention will decrease, and that is a good thing. At the present time, the United States became the largest (the tenth) army in the world, and in the history there was an unprecedented war.
The proper role of the government in following laissez-faire's policy means "to let people do what they want without government intervention." The government should not minimize interference with economic problems in order to protect life and property and maintain freedom of contract. According to Adam Smith and classical economists, laissez-faireism is a very important policy to shape the ideology of Western civilization. Which physiologically dominant economic policy is claiming that the main obstacle to economic growth comes from domestic and foreign trade control mercantilist policies. They are opposed to the idea of a single tax on mercantilistic taxation and land in particular. They also claim to abolish all other taxes and fees.