\x34Historically Yours\x34 by Liz Davis is a blog about American historical trivia--anything American since 1492.
April 21, 1789
First Vice President sworn in
John Adams, our nation's first ever Vice President, was sworn in on April 21, 1789.
http://www.chacha.com/question/what-day-was-john-adams-sworn-in-as-vice-president
