Trump speech yesterday "it will be the policy of the United States that there are only two genders: men and women.” - can he actually do that, or can states still maintain their own policies?
Trump speech yesterday "it will be the policy of the United States that there are only two genders: men and women.” - can he actually do that, or can states still maintain their own policies?

www.nytimes.com
Trump Previews Second Term in Sprawling Speech to Conservative Conference

Asking as I don't know which counterpowers could prevent this at state level for instance