February 15 – Ferdinand III becomes Holy Roman Emperor. December 17 – Shimabara Rebellion erupts in Japan. Pierre de Fermat makes a marginal claim to have proof of what would become known as Fermat's last theorem. France places a few missionaries in the Côte d'Ivoire, a country it would come to rule more than 200 years later.

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Wikimedia Commons has media related to 1637.: February 18: Battle off Lizard Point. 1637 was a common year starting on Thursday of the Gregorian calendar and a common year starting on Sunday of the Julian calendar, the 1637th year of the Common Era (CE) and Anno Domini (AD) designations, the 637th year of the 2nd millennium, the 37th year of the 17th century, and the …

July 25 – Christopher Wandesford acquires an estate at Castlecomer, County Kilkenny. [2] August 10 – Edward King is drowned in the Irish Sea en route to visiting his family in Ireland, an event which inspires fellow poet Milton 's elegy Lycidas. December 22 – a charter incorporates the guild of goldsmiths in Dublin [2] and the Dublin ...