Why did secreatary of state marshal suggest this plan for the european recovery?

In order to protect her interest and restore “economic health “ to the world, the U.S needed to help rebuild Europe from the destruction suffered during war. With U.S aid the Europeans would not turn to communicate and the U.S would have trading partners

The answer is - The right to self govern.

The Declaration of Independence is one of the most important documents in the history of the United States. It was an official act taken by all 13 American colonies in declaring independence from British rule.  People in the colonies were unhappy that they did not have a say in their government and still had to pay taxes. In 1776 the Declaration was signed and put into effect to achieve it's purpose of an independent American government.