Which was a motivation behind the issuing of the monroe doctrine

The motivation was to "prevent further European colonization in the Caribbean region".

 The Monroe Doctrine was created in light of the fact that the US and England were worried over the possibilities of European colonial extension in the Americas. England had the fear that Spain would endeavor to recover its previous settlements, which had gotten independence. This would have made England's exchange with these new countries decrease. The United States needed to ensure that no European countries would endeavor further colonization in the western hemisphere. The English foreign minister George Canning recommended a joint wander with the United States to save the interests of the two countries. Nonetheless, John Quincy Adams, the secretary of state, persuaded President Monroe that the Unified States ought to build up its own policy which would shield U.S. interests free of England.

the money supply is the total amount of money available in the economy. how do changes in the money supply affect people and businesses?