American OPEC monopoly

What the hell does that even mean? The USA aren't even part of the OPEC^1^, how are they supposed to be in the "OPEC monopoly"? Or do you mean Venezuela with America? And why monopoly? OPEC/ OPEC+ are only responsible for 30-40%^2^ of crude production, that is a weird monopoly.

^1^ https://www.opec.org/opec_web/en/about_us/25.htm

The Organization of the Petroleum Exporting Countries (OPEC) was founded in Baghdad, Iraq, with the signing of an agreement in September 1960 by five countries namely Islamic Republic of Iran, Iraq, Kuwait, Saudi Arabia and Venezuela. They were to become the Founder Members of the Organization.

These countries were later joined by Qatar (1961), Indonesia (1962), Libya (1962), the United Arab Emirates (1967), Algeria (1969), Nigeria (1971), Ecuador (1973), Gabon (1975), Angola (2007), Equatorial Guinea (2017) and Congo (2018).

^2^ https://www.bbc.com/news/business-61188579

...Together, Opec+ countries produce about 40% of all the world's crude oil.