List of 1609 Major News Events in History, Most Important Historical Events in 1609
| Date | Event |
|---|---|
| April 4, 1609 | Moriscos are expelled from the Kingdom of Valencia. |
| April 9, 1609 | Eighty Years' War: Spain and the Dutch Republic sign the Treaty of Antwerp to initiate twelve years of truce. |
| April 9, 1609 | Philip III of Spain issues the decree of the "Expulsion of the Moriscos". |
| May 5, 1609 | Daimyō (Lord) Shimazu Tadatsune of the Satsuma Domain in southern Kyūshū, Japan, completes his successful invasion of the Ryūkyū Kingdom in Okinawa. |
| May 20, 1609 | Shakespeare's sonnets are first published in London, perhaps illicitly, by the publisher Thomas Thorpe. |
| May 23, 1609 | Official ratification of the Second Virginia Charter takes place. |
| July 9, 1609 | Bohemia is granted freedom of religion through the Letter of Majesty by the Holy Roman Emperor, Rudolf II. |
| July 25, 1609 | The English ship Sea Venture, en route to Virginia, is deliberately driven ashore during a storm at Bermuda to prevent its sinking; the survivors go on to found a new colony there. |
| July 30, 1609 | Beaver Wars: At Ticonderoga (now Crown Point, New York), Samuel de Champlain shoots and kills two Iroquois chiefs on behalf of his native allies. |
| August 25, 1609 | Galileo Galilei demonstrates his first telescope to Venetian lawmakers. |
| August 28, 1609 | Henry Hudson discovers Delaware Bay. |
| September 11, 1609 | Henry Hudson arrives on Manhattan Island and meets the indigenous people living there. |
| September 12, 1609 | Henry Hudson begins his exploration of the Hudson River while aboard the Halve Maen. |
| September 13, 1609 | Henry Hudson reaches the river that would later be named after him |