Millions of women in the US will lose the legal right to abortion, after the Supreme Court overturned a 50-year-old ruling that legalised it nationwide.

The court struck down the landmark Roe v Wade decision, weeks after an unprecedented leaked document suggested it favoured doing so.

The judgement will transform abortion rights in America, with individual states now able to ban the procedure.

Half of US states are expected to introduce new restrictions or bans.

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