1671
Shivaji Sacks Surat Again
The Maratha warlord Shivaji Bhonsale, having raided the rich Mughal port of Surat in 1664, returned for a second assault. His fast-moving cavalry, operating from hill forts in the Western Ghats, was proving the single greatest military problem for the Mughal empire. Aurangzeb's armies chased shadows through the Deccan while Shivaji's guerrilla tactics redefined warfare on the subcontinent.
Leibniz Designs a Calculating Machine
The young German polymath Gottfried Wilhelm Leibniz, inspired by Pascal's arithmetic machine, designed a stepped-drum calculator capable of multiplication and division. He called it the Stepped Reckoner. Though never fully reliable in his lifetime, it introduced the mechanical principles that would drive calculating engines for the next two centuries and pointed toward the eventual dream of universal computation.
Henry Morgan Sacks Panama
The Welsh buccaneer Henry Morgan led two thousand pirates across the Isthmus of Panama and burned the Spanish city of Panama to the ground. He returned to Jamaica with mule-trains of plunder. The English crown arrested him for form's sake, then knighted him and made him lieutenant governor, rewarding in peace the violence it had encouraged in war.
Paris Observatory Completed
The Academie Royale des Sciences moved into the newly completed Observatoire de Paris, designed by Claude Perrault and directed by the Italian astronomer Giovanni Cassini. From its rooftop, Cassini would discover four moons of Saturn and measure the distance to Mars. France had built the finest astronomical facility in Europe, a palace for stargazers.
Cossack Stenka Razin Executed
The charismatic Don Cossack leader Stepan Razin, whose massive rebellion had threatened Moscow and promised freedom to serfs and tax relief to Muscovites, was captured, brought to the Red Square, and quartered alive. The revolt's suppression entrenched serfdom for another two centuries. Razin became a folk hero of lost Russian freedoms.