Events January–June January 30 – Pope Clement VIII (born Ippolito Aldobrandini) succeeds Pope Innocent IX, who died one month earlier, as the 231st pope. He immediately recalls the Sixtine Vulgate. February 7 – George Gordon, 1st Marquess of Huntly, sets fire to Donibristle Castle in Scotland and murders James Stewart, 2nd Earl of Moray. March 3 – Trinity College Dublin, Ireland's oldest university, is founded. March 14 – Ultimate Pi Day: the largest correspondence between calendar dates and significant digits of pi since the introduction of the Julian calendar according to the American method of writing the number of the month prior to the day. April 4 – The future Henry IV of France, King designate of Henry III of France, announces in a declaration, so-called "Expedient," his intention to take instruction in, and convert to, the Catholic religion. April 13 – The Japanese invasions of Korea (1592–98) begin with the Siege of Busanjin. April 24 – Battle of Sangju: The Japanese are victorious over the Koreans (Joseon). April 28 – Battle of Ch'ungju: Japan inflicts a decisive defeat on Korea. May 7 Battle of Okpo: The Korean navy is victorious over Japan. 1592–1593 Malta plague epidemic begins with Tuscan galleys arriving from Alexandria in Egypt. May 20–August 19 – Battle of Flores (Anglo-Spanish War (1585–1604)), a series of naval engagements in the Azores in which the English are victorious, taking the great Portuguese carrack Madre de Deus on or about August 3. May 29 – Battle of Sacheon: Korean admiral Yi Sun-sin destroys all 13 Japanese ships taking part, using his improved turtle ship for the first time in battle. June 2 – Battle of Dangpo:The Korean navy is again victorious over Japan. June 10–19 – Siege of Bihać in the Kingdom of Croatia, by Telli Hasan Pasha (Hasan Predojević) of the Ottoman Empire. Bihać is captured and lost for Croatia forever. July–December July 20 – The Japanese capture the Korean capital Hanyang, causing Seonjo to request the assistance of Ming dynasty Chinese forces, who recapture the city a year later. July 30 – Alonso de Sotomayor petitions the viceroy of Peru for more troops to help resist attacks by Indians and English pirates. August – 1592–1593 London plague breaks out in England. August 9 – English explorer John Davis, commander of the Desire, probably discovers the Falkland Islands. August 14 – Battle of Hansan Island: The Korean navy