State of the Union Addresses (21 images)

Senator Barack Obama (D-IL) (front) and Senator Hillary Clinton (D-NY) wait for U.S. President George W. Bush to deliver his annual State of the Union address to a joint session of Congress at the U.S. Capitol in Washington, January 23, 2007. (UPI Photo/Larry Downing/POOL)

President Ronald Reagan, flanked by Vice President George Bush, delivers his State of the Union address at a joint session of Congress. (UPI Photo/Tim Clary/FILES)

President Bill Clinton delivers his State of the Union address to Congress January 23 in Washington, D.C.

President Gerald Ford, in front at right, shown in a January 15, 1975 file photo speaking at the 1975 State of the Union address, died at the age of 93 in his home in Rancho Mirage, California on December 26, 2006. (UPI Photo/ David Hume Kennerly/Gerald R. Ford Library).