the anti-abortion movement is a group of people who believe that human life begins at conception and that the life of unborn children should be protected. consequently, they oppose abortion, in some or all cases. as they favor the life of the unborn, they are also called pro-life. in 1960, there were the oral contraception pills and the sexual revolution started. the anti-abortion movement started in the early 1970s in the united states. the other movement that believes women should have a choice whether to end a pregnancy is called pro-choice.