Final answer:
The Roe v. Wade decision in 1973 legalized abortion in the US under certain conditions based on the right to privacy and a woman's decision regarding her pregnancy.
Explanation:
Roe v. Wade was a landmark Supreme Court decision in 1973 that invalidated a Texas law and legalized abortion in the United States under certain circumstances. This decision was based on the right to privacy, extending to a woman's decision regarding her pregnancy. The ruling established a framework allowing unrestricted abortion access during the first trimester, with state regulation permitted in the second and third trimesters, based on health needs.
Learn more about Roe v. Wade decision and abortion legality in the US here:
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