A woman's constitutional right to an abortion was established in

I believe it was established in: Roe v. Wade (1973).

Roe v. Wade (1973 made any effort to restrict access to abortion became illegal. Initially, this decision created a huge controversy due to the clash between the Freedom to own free will and the right to live.

The main argument focused on whether we consider babies that still resided inside the womb as legal citizens or not.