May 20 » Shakespeare's sonnets are first published in London, perhaps illicitly, by the publisher Thomas Thorpe.
July 25 » 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.
August 28 » Henry Hudson discovers Delaware Bay.
September 11 » Henry Hudson discovers Manhattan Island and the indigenous people living there.
September 12 » Henry Hudson begins his exploration of the Hudson River while aboard the Halve Maen.
September 13 » Henry Hudson reaches the river that would later be named after him - the Hudson River.
January 14 » The "Fundamental Orders", the first written constitution that created a government, is adopted in Connecticut.
March 13 » Harvard College is named after clergyman John Harvard.
April 14 » Imperial forces are defeated by the Swedes at the Battle of Chemnitz. The Swedish victory prolongs the Thirty Years' War and allows them to advance into Bohemia.
August 22 » Madras (now Chennai), India, is founded by the British East India Company on a sliver of land bought from local Nayak rulers.
March 15 » Charles II of England issues the Royal Declaration of Indulgence.
May 2 » John Maitland becomes Duke of Lauderdale and Earl of March.
May 5 » In preparation for the Franco-Dutch War, Louis XIV of France personally inspects his troops at Charleroi in one of the most magnificent displays of military power in the seventeenth century.
August 20 » Former Grand Pensionary Johan de Witt and his brother Cornelis are lynched by an angry mob in The Hague.
When copying data from this family tree, please include a reference to the origin: Jan De Backer, "Family tree De Backer - Evers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-backer-evers/I555740.php : accessed January 31, 2026), "Guilielmus Janssens (1609-1672)".
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