The Truman doctrine was issued by President Harry S. Truman.
Explanation:
According to this "Truman's doctrine" united states would provide <u>Military, Political and economic support to all the democratic countries</u> which are under the threat of internal as well as external soviet aggression or any Authoritarian forces.
This stand of Truman policy changes the stance of the <u>united states of withdrawal from other regional conflicts to directly get involved in the conflict zone</u> of others which are far away from the united states, <u>Vietnam war</u> is the correct example of this doctrine.
Truman argued, united states could not longer stand-still and keep watch the<u> soviet aggression of expansion</u> in democratic countries.
Truman doctrine was a shift from isolationsm foreign policy. The containment policy of the doctrine was responsible for containing and strenthening the economy,avoidance of nuclear war,andl loss of military life. The mashal agreement allowed for a better economic growth due to the overall weakness of the soviet economy.
Montesquieu was a French lawyer, man of letters, and one of the most influential political philosophers of the Age of Enlightenment. His political theory work, particularly the idea of separation of powers, shaped the modern democratic government.