Forty years after Roe v. Wade -- and nearly 50 years after the start of efforts toward legalizing abortion -- the debate still carries on, with younger generations ready to take up the cause for both sides.
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Aug. 6, 1965: President Lyndon B. Johnson presents one of the pens used to sign the Voting Rights Act of 1965 to James Farmer, Director of the Congress of Racial Equality.
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The U.S. Supreme Court justices (first row, from left) Clarence Thomas, Antonin Scalia, Chief Justice John Roberts, Anthony Kennedy, Ruth Bader Ginsburg, (back row) Sonia Sotomayor, Stephen Breyer, Samuel Alito and Elena Kagan.