Objection · No. 18 · Legal & political

“Bills that ban abortion at a heartbeat, at pain-capability, or after an ultrasound requirement are worthwhile because they reduce abortions and move the culture.”

A pro-life incrementalist argument, and one we are often asked to answer. Below: the steel-manned version of the claim, the abolitionist response, discussion questions, and the sources behind both.

Legal & political Defensive · responds to an objection

Length2 min read CategoryLegal & political References3 cited SourcePro-life incrementalism
The strongest version of this argument A pro-life incrementalist argument

Such bills have measurably reduced abortions in some states and shifted public sentiment by highlighting fetal development. They pass where total bans cannot, and each one arguably saves real children while normalizing protection.

Steel-manned in our own words from the strongest public versions of this claim.

§ 1 The response

Abolitionists argue milestone bills codify injustice by making a child's legal protection contingent on a developmental marker (heartbeat, pain, gestational age) that is morally irrelevant if the child is already a human person from fertilization. A bill that protects the child at 12 weeks but licenses killing at 8 weeks writes partiality into law (Deut. 16:19) and is the kind of 'unjust statute' Isaiah pronounces 'woe' upon (Isa. 10:1-2). Biology gives no basis for the lines: the same human organism exists before and after each milestone. Highlighting fetal development is good; making protection depend on it is the error. They also dispute the empirical premise, noting national abortion totals rose after Roe fell.

§ 2 Discussion questions

  1. What morally relevant change happens at a heartbeat or pain threshold that justifies protecting the child after but not before?
  2. If a bill protects a child at 12 weeks but permits killing at 8, is that impartial justice?
  3. Is it possible to celebrate fetal-development facts while refusing to make legal protection depend on them?
Source transcript Drawn from The Sin of Pro-Life Incrementalism (T. Russell Hunter) — The ultrasound / fetal-pain / heartbeat bill critique: 'to write and pass it, you have to write injustice.'

§ 3 References

The Developing Human: Clinically Oriented Embryology ('a zygote is the beginning of a new human being; human development begins at fertilization')
Keith L. Moore & T.V.N. Persaud (compiled) · Saunders/Elsevier
Supports: the same human organism exists before and after any milestone
embryology textbook
When Human Life Begins — 'a whole, genetically distinct, individuated zygotic living human organism'
American College of Pediatricians · ACPeds
Supports: distinct human organism from fertilization, undercutting milestone lines
medical position statement
Abortion Trends Before and After Dobbs — national totals rose to ~1.14M in 2024, highest in over a decade
KFF · KFF
Supports: national totals rose post-Dobbs, disputing the 'reduces abortions' premise at the national level
data analysis