For an entity to become a corporation under federal law, there must be an Act of Congress creating that corporation.
http://supremelaw.org/letters/us-v-usa.htm
Is the United States of America a Corporation?
http://factmyth.com/factoids/the-united-states-is-a-corporation/
Is the United States a for-profit corporation?
https://pseudolaw.com/is-united-states-for-profit-corporation
The United States is a Corporation: MYTH
https://freerepublic.com/focus/f-bloggers/3927775/posts
Corp. U.S. Mythology
http://www.teamlaw.net/Mythology-CorpUS.htm
Internet Myths, Lies and Misinformation
https://internettheories.blogspot.com/2013/05/united-states-inc.html
Federal Corporations
http://www.fas.org/sgp/crs/misc/RL30365.pdf
District of Columbia Organic Act of 1801
http://memory.loc.gov/cgi-bin/ampage?collId=llsl&fileName=002/llsl002.db&recNum=140
District of Columbia Organic Act of 1871
http://memory.loc.gov/cgi-bin/ampage?collId=llsl&fileName=016/llsl016.db&recNum=0454
The 40 Most Enduring Myths in American History
Busting some common grade school myths we still think are true.
https://bestlifeonline.com/americas-biggest-lies/
Something that needs fixed:
โCorporations Are Peopleโ Is Built on an Incredible 19th-Century Lie
How a farcical series of events in the 1880s produced an enduring and controversial legal precedent
https://www.theatlantic.com/business/archive/2018/03/corporations-people-adam-winkler/554852/