On this day in 1414, Francesco della Rovere was born near Savona. He began his Christian vocation as a Franciscan friar, leading the order in 1464. Elected pope in 1471, he took the name Sixtus IV and commissioned numerous art and architectural projects at the Vatican and elsewhere in Rome. He is best known for constructing the papal palace chapel that bears his name. He died in Rome in 1484 at the age of 70.
For more on Sixtus IV as patron of the arts see: Hellmut Wohl and Sabine Eiche. “Rovere, della (i).“ Grove Art Online. Oxford Art Online. Oxford University Press. Web. [http://www.oxfordartonline.com/subscriber/