Year 1620 was a leap year starting on Wednesday (link will display the full calendar) of the Gregorian calendar (or a leap year starting on Saturday ^[1] of the 10-day slower Julian calendar).

Events of 1620

September: Battle of Cecora.

January - June

• February 4 - Prince Bethlen Gabor signs a peace treaty with Ferdinand II, Holy Roman Emperor.
• May 17 - The first merry-go-round is seen at a fair (Philippapolis, Turkey).
• June 3 - The oldest stone church in French North America, Notre-Dame-des-Anges, is begun at Quebec City, Quebec Canada.

July - December

• July 3 - Under the terms of the Treaty of Ulm, the Protestant Union declares neutrality and ceases to support Frederick V of Bohemia.
• July 15 - The ship Speedwell departs Delfshaven with the Leiden colonists and Pilgrims.
• August 5 (O.S.) - The Mayflower and Speedwell depart together from Plymouth, England, but the Speedwell starts to leak again and must stop.
• August 7 - The mother of Johannes Kepler is arrested for witchcraft.
• August 7 - Battle of Les Ponts-de-Cé, Poitou: French king Louis XIII defeats his mother Marie de' Medici.
• September 6 (O.S.) - The Mayflower departs from Plymouth, England, on its 3rd attempt without the Speedwell, arriving on November 11 (Old Style date) at Cape Cod (named from Concord voyage of 1602).
• September 17 to October 7 - Battle of Cecora: The Ottoman Empire defeats Polish-Lithuanian Commonwealth-Moldavian troops.

November 21: Mayflower.

• November 3 - The Great Patent is granted to Plymouth Colony.
• November 8 - Thirty Years' War - Battle of White Mountain: Catholic forces are victorious in only two hours near Prague.
• November 21 (N.S.) - The Mayflower arrives inside the tip of Cape Cod, with the Pilgrims and Planters.
• November 21 - Plymouth Colony settlers sign the Mayflower Compact (11 November, O.S.).

Osaka Castle.

Undated

• Francis Bacon publishes the Novum Organum (beyond Aristotle's Organon) on logical thinking.
• Two officers of the British East India Company attempt to claim the Table Mountain region (in present-day South Africa) for England, but fail.

• Shogun Tokugawa Hidetada restores Osaka Castle. Its current appearance dates from this remodeling.
• The modern violin is developed.
• Witch hunts begin in Scotland.

F. Bacon.

• Cornelius Drebbel, at the Thames, builds an undersea boat (history of submarines).
• J.P. Donnet, teacher of deaf children in the Spanish court, creates the sign alphabet.
• Thirty Years' War (1618-1648) continues (principally on the territory of today's Germany).

Births

• February 4 - Gustaf Bonde, Swedish statesman (d. 1667)
• February 15 - François Charpentier, French archaeologist (d. 1702)
• February 16 - Friedrich Wilhelm I of Brandenburg (d. 1688)
• March 12 - Johann Heinrich Hottinger, Swiss philologist and theologian (d. 1667)
• July 20 - Nikolaes Heinsius the Elder, Dutch scholar (d. 1691)
• July 21 - Jean Picard, French astronomer (d. 1682)
• October 1 - Nicolaes Pieterszoon Berchem, Dutch painter (d. 1683)
• October 20 - Aelbert Cuyp, Dutch painter (d. 1691)
• October 31 - John Evelyn, English diarist and writer (d. 1706)
• November 20 - Peregrine White, first English child born at Plymouth Colony (d. 1704)
• December 18 - Heinrich Roth, German Sanskrit scholar (d. 1668)

See also Category:1620 births.

Deaths

• February 19 - Roemer Visscher, Dutch writer (b. 1547)
• March 1 - Thomas Campion, English poet and composer (b. 1567)
• March 17 - St. John Sarkander, Moravian priest (injuries caused by torturing) (b. 1576)
• March 25 - Johannes Nucius, German composer (b. c. 1556)
• May 6 - Hayyim ben Joseph Vital, Palestinian-born Kabbalist (b. 1543)
• May 16 - William Adams, English navigator and samurai (b. 1564)
• August 18 - Wanli Emperor of China (b. 1563)
• September 26 - Taichang Emperor of China (b. 1582)
• October 7 - Stanis?aw ?ó?kiewski, Polish military leader (b. 1547)

See also Category:1620 deaths.

Notes

1. ↑ "Calendar for year 1620 (Russia)" (full Julian calendar),

     Steffen Thorsen, Time and Date AS, 2007, webpage:
     Julian1620.