How The State Of The Union Address Has Changed Since 1790

Presidents throughout history have made their mark on the State of the Union address. President George Washington delivered the first annual speech to a joint session of Congress on Jan. 8, 1790. President Calvin Coolidge's 1923 speech was the first to be broadcast nationally on the radio. President Trump's on Tuesday was the most tweeted.

Here & Now's Peter O'Dowd explores the evolution of the State of the Union address with historians Ed Ayers (@edward_l_ayers) and Brian Balogh (@historyfellow), co-hosts of the podcast BackStory, which is produced at the Virginia Foundation for the Humanities.