The presidency of Abraham Lincoln began on ______________, when he was inaugurated as the 16th President of the United States? November 21, 2021January 7, 2018 by admin The presidency of Abraham Lincoln began on ______________, when he was inaugurated as the 16th President of the United States? A. March 4, 1862 B. March 4, 1861 C. March 4, 1863 D. March 4, 1860