Wasn't that due to the supreme court deciding it wasn't up to the federal government?

Who nominates the justices to the US Supreme Court?

De jure or de facto?

One of the judges died in Obama's term, and senators explicitly declared they would not consider any nomination he made:

https://www.smithsonianmag.com/history/history-stolen-suprem...

13 states

https://www.plannedparenthoodaction.org/abortion-access-tool...

What a legacy. He achieved so much.