Why is Inauguration Day on January 20?

(MEDIA GENERAL) – On Jan. 23, 1933, Congress passed the 20th Amendment to the U.S. Constitution, which moved the president-elect’s Inauguration Day from March 4 to January 20.
But, why?
The answer is fairly simple and found in the Amendment’s nickname: The “Lame Duck Amendment.”
The 20th Amendment was crafted to cut down the time “lame duck” lawmakers held office following Election Day. Lame duck lawmakers are those that lost re-election or chose to step