More likely their religious beliefs. They are gutting the separation of church and state. The anti-abortionist position is actually a religious position, (and as you point out a minority one at that) and thus all laws that run counter to Roe v. Wade violate the First Amendment’s prohibition on the establishment of religion. https://medium.com/illumination-curated/abortion-is-murder-4d234daa2e71 Further to your minority point, I also say in my essay, "States with a conservative legislature are emboldened to pass laws that their constituents do not support, presumably because most people do not care enough about the issue and the representatives in our two-party system owe their seats to a vocal minority that has aligned themselves with one party. Thus we actually have tyranny by the majority not of citizens but of politicians who owe their political lives to the lobbyists of the minority."