US President Ronald Reagan was made aware that the USSR was stealing US technology and research.
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The Antarctic Treaty comes into force.
John Hinckley Jr., President Reagan's failed assassin, pleaded 'not guilty' due to not being mentally sound at trial.
President Ronald Reagan returned home from the hospital after narrowly escaping death after someone shot him on March 30.
Ronald Reagan signed the Therapeutic Abortion Act.
Sandra Day O'Connor is appointed to the U.S. Supreme Court.
