Births on September 6

Guillaume Dubois, French cardinal and politician (d. 1723)

Guillaume Dubois (6 September 1656 – 10 August 1723) was a French cardinal and statesman.

23 Jan

Lettres provinciales
Blaise Pascal publishes the first of his Lettres provinciales.
30 Jul

Battle of Warsaw (1656)
Swedish forces under the command of King Charles X Gustav defeat the forces of the Polish-Lithuanian Commonwealth at the Battle of Warsaw.
14 Oct

Puritanism
Massachusetts enacts the first punitive legislation against the Religious Society of Friends (Quakers). The marriage of church-and-state in Puritanism makes them regard the Quakers as spiritually apostate and politically subversive.