Camp Constitution instructor John McManus conducted a class on the subject at our 2019 family camp:
Camp Constitution recommends several excellent books on the subject available from our on-line shop:
Inside the U.N: A Critical Look at the U.N by Steve Bonta. https://campconstitution.net/product/inside-the-united-nations-a-critical-look-at-the-un-by-steve-bonta/
The United Nations Conspiracy by Robert Lee
https://campconstitution.net/product/the-united-nations-conspiracy-by-robert-w-lee/
And, America and the United Nations: : https://campconstitution.net/product/america-and-the-united-
nations/