Year 1484 (MCDLXXXIV) was a leap year starting on Thursday (link will display the full calendar) of the Julian calendar). Events of 1484 March 26 – William Caxton, the first printer of books in English, prints his translation of Aesop's Fables. July 6 – Portuguese sea captain Diogo Cão finds the mouth of Congo River, Walvis Bay, south of Namibia. July 22 – Battle of Lochmaben Fair: A 500-man raiding party led by Alexander Stewart, Duke of Albany and James Douglas, 9t… (More on 1484)