Labour MP Tonia Antoniazzi's amendment to the Crime and Policing Bill was supported, with MPs voting 379 to 137, majority 242.

If approved by MPs women would no longer face prosecution if they aborted their own baby based on its sex, after the legal limit of 24 weeks, or without approval from doctors.

A vote on whether to decriminalise abortion is set to take place in parliament with rival amendments from Labour