Catholics were the ones interested...
"The history of that movement, however, is more complicated. White evangelicals in the 1970s did not mobilize against
Roe v. Wade, which they considered a Catholic issue. They organized instead to defend racial segregation in evangelical institutions, including Bob Jones University."
White evangelicals in the 1970s didn’t initially care about abortion. They organized to defend racial segregation in evangelical institutions — and only seized on banning abortion because it was more palatable than their real goal.
www.politico.com
The truth is this was developed as a wedge issue as the Church wanted power for them to ensure their tax exemption. What they got was a lot more...
The Catholics today are just polling marginally more anti than the general population.
"To the question of whether abortion should be legal in all or most cases, 63% of Catholics said abortion should be legal in all or most cases, a view held by 74% of mainline Protestants and only 25% of evangelical Protestants."
Political scientist Michael New said that ‘polling about Roe v. Wade provides little insight about American attitudes toward abortion.’
www.catholicnewsagency.com
This is a game played on the evangelical community... They used it to galvanise support from politicians...