Historic Discovery
Mar 6 Portuguese navigator Ferdinand Magellan discovers Guam
- Mar 17 Portuguese navigator Ferdinand Magellan reaches the Philippines
- Mar 31 Portuguese navigator Ferdinand Magellan takes possession of Homohon, Archipelago of St Lazarus, Philippines
- Mar 31 The first Mass in the Philippines is generally believed to have been held on the Island of Limasawa, but may also have taken place on Masao in Butuan