Fetus/baby is a temporary organism of the pregnant woman.
Is a mans gonads his ' property '? Of course, depending how legal system defines property.
Are any organs of any humans their personal ' property ', of course they are, depending on legal definitions of property.
Others sticking their nose into pregnant womans fetus/baby business is ' virtual rape '. Keep virtual nose out, unless pregnant woman gives consent. Simple.
Virtual rape stems from religious patriarchal systems of thought, not from spiritually based 1st principles.
1} Do no harm to self or others, without their consent, except in cases of self defense,
2} All-for-one and one-for-all,
3} protect personal property and that begins with the human organism { organs of the humans } and all of the atoms, molecules etc that compose the human organism,
4} Seek relevant truths, to relevant circumstances to the individual and the ecological environment that sustains the ecological environment,
5} Seek regulatory systems --ex GAAI-- that are directed at, and in support of all of the above.
190 independent sovereign nations, is dumb way forward for humanity.