How have so many states, including my own, pass something so obviously unconstitutional as well.

Lack of accountability pops into my mind. I'm not American but I'm absolutely shocked that this happened over there. Although as time goes on, that shock is becoming less common unfourtanetly.

> I can understand how Conservatives in those state are co-opted by Right Wing Religious groups.

Skimming through https://www.jewishvirtuallibrary.org/anti-bds-legislation, when house/senate vote numbers are mentioned, they overwhelmingly support anti-BDS laws, sometimes even unanimously, so it's not limited to just one party - not by a long shot.

In the article, they mention one of the first states to enact similar legislation is New York, not a state usually refered to as right wing.