Presidential transition of Barack Obama time of their election, President-elect Obama and Vice President-elect Joseph Biden were incumbent U.S. Senators from Illinois and Delaware respectively. In accordance with Article I, Section 6 of the United States Constitution, both were required to resign their respective Senate seats on or before January 20, 2009, in order to become President and Vice President. Obama resigned from the Senate effective November 16, 2008. Initially, it was thought that his replacement would be named by Illinois Governor Rod Blagojevich. Since the term for the seat expired in January 2011, it would come up for its normal election in 2010 with
Assassination threats against Barack Obama White House website in July 2015, in which he threatened to kill the US ambassador to South Korea and rape the second daughter of US President Barack Obama. In his letters, titled "Declaration Terror to Mr. President Obama" and "Dear Mr. President Obama and Mrs. First lady Michelle", Lee threatened to assassinate Mark Lippert, who had been injured in a stabbing earlier that year. Lee also threatened to rape Sasha Obama, President Obama's second daughter, in another letter. Following a request from the US Embassy, the South Korean authorities arrested Lee on July 16, 2015. In late October 2018, officials