The Union army under the command of Major General William T Sherman
Are you looking for an appropriate word to name this?
I think that a good name is "propaganda", especially when the information is of political relevance.
In the past (and to some extend present) some totalitarian or non-democratic states used propaganda to shape public opinion.
Heliocentric Model, with the heliocentric model by Nicolaus Copernicud in the 16th century the sun was believed to be the center of the universe with the planets and stars orbiting it
<span>Creating an Islamic Golden Age</span>
The Untouchables were<span> a group of nine U.S. federal law-enforcement agents led by Eliot Ness, who, from 1929 to 1931, worked to end Al Capone's illegal activities by aggressively enforcing Prohibition laws against Capone and his organization.</span>
