15 August 1483 Posted on August 14, 2014 by Staff The Sistine Chapel is consecrated by Pope Sixtus IV. Famous Words of Inspiration..."Freedom is hammered out on the anvil of discussion, dissent, and debate." Hubert H. Humphrey — Click here for more from Hubert H. Humphrey Related posts: 15 August 1914 15 August 1969 15 August 1939