6th April » One of the 1580 Dover Straits earthquake named largest earthquakes recorded in the history of England, Flanders, or Northern France, takes place.
15th June » Philip II of Spain declares William the Silent to be an outlaw.
12th July » The Ostrog Bible, one of the early printed Bibles in a Slavic languages known as Slavic language, is published.
25th August » Battle of Alcântara (1580) e.g Battle of Alcântara. Spain defeats Portugal.
26th September » Sir Francis Drake finishes his circumnavigation of the Earth.
10th October » Over 600 Papal States named Papal soldiers land at Ard na Caithne named Dún an Óir, Ireland to support a rebellion.
10th November » After a Siege of Smerwick three-day siege, the Kingdom of England English Army decapitation beheads over 600 Papal States Papal soldiers and civilians at Ard na Caithne Dún an Óir, Ireland.
Famous Birthdays in 1580
12th January » Alexander Ruthven, Scottish traitor (d. 1600)
6th June » Godefroy Wendelin, Flemish astronomer (d. 1667)
9th June » Daniel Heinsius, Belgian scholar (d. 1655)
6th July » Johann Stobäus, German lute player and composer (d. 1646)
14th September » Francisco de Quevedo, Spanish poet and politician (d. 1645)
15th September » Charles Annibal Fabrot, French lawyer (d. 1659)
1st December » Nicolas-Claude Fabri de Peiresc, French astronomer (d. 1637)