Covid Say - What Monroe Doctrine? What Commonwealth? - by Debs is Dead by Covid Say - What Monroe doctrine? What Commonwealth? The Monroe Doctrine first established in 1823 really continues until today, ostensibly created to "prevent European Imperialism throughout the Americas", the real primary purpose of James Monroe's new foreign policy was aimed at ensuring that only America could colonise the rest of the two continents. That policy continued through the 20th century - after all what was the 'Cuban missile crisis' about? The Monroe Doctrine that's what, America has consistently refused to allow any administration anywhere in North or South America that they believe may favour a closer relationship with a nation other than America.