The Monroe Doctrine. Washington warned the populous in his farewell address to avoid permanent relationships with foreign governments. This was stated again it what became known as the Monroe Doctrine from President James Monroe, in which he bolstered the position of the United States defense of the western hemisphere and warning foreign governments, especially those in Europe to stay out of North and South America, even through proxies and puppet governments.
Nixon, Kennedy, and Reagan.
It allowed books (ideas) to be printed en masse. Reformation vouchers were able to spread their ideals to many readers, causing many to be won over by their words. In essence, they outpaced their competitors.
General Norman Schwärzkopf was the general.