Hillary Clinton served as the 67th United States secretary of state, under President Barack Obama, from 2009 to 2013, overseeing the department that conducted the foreign policy of Barack Obama. She was preceded in office by Condoleezza Rice, and succeeded by John Kerry. She is also the only former First Lady of the United States to become a member of the United States Cabinet. As secretary of state she traveled widely and initiated many diplomatic efforts on behalf of the Obama administration.