when does the secretary of defense became president
United States Secretary of Defense The Secretary of Defense is sixth in the presidential line of succession, following the Secretary of the Treasury and preceding the Attorney General.[57]
United States Secretary of State The current Secretary of State is Mike Pompeo. On March 13, 2018, President Donald Trump dismissed Rex Tillerson and nominated Pompeo, then Director of the Central Intelligence Agency, to replace Tillerson.[7][8] Tillerson announced later that day that his last day at the State Department would be March 31, 2018.[9]