Births on July 12

Evaristo Felice Dall'Abaco, Italian violinist and composer (d. 1742)

Evaristo Felice Dall'Abaco (12 July 1675, Verona, Italy — 12 July 1742, Munich, Bavaria) was an Italian composer, violinist, and cellist.

4 May

Royal Greenwich Observatory
King Charles II of England orders the construction of the Royal Greenwich Observatory.
11 Aug

Battle of Konzer Brücke
Franco-Dutch War: Forces of the Holy Roman Empire defeat the French in the Battle of Konzer Brücke.
2 Nov

King Philip's War
Plymouth Colony governor Josiah Winslow leads a colonial militia against the Narragansett during King Philip's War.
11 Nov

Integral calculus
Gottfried Leibniz demonstrates integral calculus for the first time to find the area under the graph of y = ƒ(x).