Córdoba defeat a French–Italian mercenary army under Ludovico II, Marquess of Saluzzo; the French forces withdraw to Gaeta. January-February Vasco da Gama establishes India's first Portuguese fortress, at Cochin. Mariotto Albertinelli paints The Visitation. Hieronymus Bosch works on the triptych The Garden of Earthly Delights. Leonardo da Vinci probably starts work on painting the Mona Lisa in Florence. The book The Imitation of Christ by Thomas à Kempis is re-published in an English translation. The pocket handkerchief comes into general use in polite European society. From this year until 1650, sixteen million kilograms of silver and 185,000 kilograms of gold will enter the port of Seville.</onlyinclude> Births January 3 – Al-Mutahhar, Imam of the Zaidi state of Yemen (d. 1572) January 11 – Parmigianino (Girolamo Francesco Maria Mazzola), Italian artist (d. 1540) January 18 – Joachim of Münsterberg-Oels, Duke of Münsterberg, Duke of Oels, Count of Kladsko, Bishop of Brandenburg (d. 1562) February 24 – Johann Gropper, German Catholic cardinal (d. 1559) March 4 – Elisabeth of Hesse, Countess Palatine of Zweibrücken, later Countess Palatine of Simmern (d. 1563) March 10 – Ferdinand I, Holy Roman Emperor (d. 1564) March 11 – George Harper, English politician (d. 1558) March 22 – Antonio Francesco Grazzini, Italian writer (d. 1584) April 6 – Jacob Micyllus, German humanist (d. 1558) April 18 – Henry II of Navarre, King of Navarre (1517–1555) (d. 1555) May 1 – Celio Secondo Curione, Italian humanist (d. 1569) June 1 – Wilhelm von Grumbach, German adventurer (d. 1567) June 28 – Giovanni della Casa, Italian poet (d. 1556) June 30 – John Frederick I, Elector of Saxony (d. 1554) July 23 – Anne of Bohemia and Hungary, Queen consort of the Romans, Bohemia and Hungary (d. 1547) August 12 – Christian III of Denmark and Norway (d. 1559) October 4 – Isabella of Portugal, Queen of Spain (d. 1539) November 12 – Philip, Duke of Palatinate-Neuburg, German duke (d. 1548) November 13 – Ippolita Gonzaga, Italian nun (d. 1570) November 17 – Agnolo di Cosimo, Italian artist and poet (d. 1572) November 19 – Pier Luigi Farnese, Duke of Parma (d. 1547) December 14 – Michel de Nostredame, called Nostradamus, French physician and writer of Les Propheties (1555) (d. 1566) December 20 – Cosimo Bartoli, Italian diplomat and writer (d. 1572) date unknown Lucas David, Prussian historian (d. 1583) Robert Estienne, French printer (d. 1559) John Frith, English