January 17 » Emperor Susenyos I of Ethiopia surprises an Oromo army at Ebenat; his army reportedly kills 12,000 Oromo at the cost of 400 of his men.
March 18 » Susenyos is formally crowned Emperor of Ethiopia.
May 14 » The Protestant Union, a coalition of Protestant German states, is founded to defend the rights, land and safety of each member against the Catholic Church and Catholic German states.
June 3 » Samuel de Champlain completes his third voyage to New France at Tadoussac, Quebec.
July 3 » Québec City is founded by Samuel de Champlain.
January 26 » The 8.7–9.2 Mw Cascadia earthquake takes place off the west coast of North America, as evidenced by Japanese records.
February 27 » The island of New Britain is discovered by Europeans.
February 28 » Today is followed by March 1 in Sweden, thus creating the Swedish calendar.
March 1 » Sweden introduces its own Swedish calendar, in an attempt to gradually merge into the Gregorian calendar, reverts to the Julian calendar on this date in 1712, and introduces the Gregorian calendar on this date in 1753.
When copying data from this family tree, please include a reference to the origin: Scott Jeffrey, "Jeffro Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/jeffro-family-tree/I322387575121.php : accessed May 5, 2025), "Katherine Alington (1608-1700)".
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