Became the first former First Lady appointed as a U.S. Secretary of State.
Hillary Clinton was sworn in as the 67th U.S. Secretary of State on January 21, 2009. Appointed by President Barack Obama, her leadership underscored her prowess in foreign affairs and national security. As the first former First Lady to hold a Cabinet-level position, she set a new precedent, presiding over significant diplomatic initiatives, including efforts on nuclear disarmament and resetting relations with Russia.