Following the signing, Oklahoma became the first state in the United States to effectively stop access to abortion.
The law means that it is forbidden to perform an abortion from conception and allows private citizens to sue those who help women terminate their pregnancies.
See clips below on more countries where the right to abortion has been strengthened.
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Here are three countries where the right to abortion has been strengthened.
Photo: SVT / Reuters, Natacha Pisarenko / AP / TT