Short answers, pulled from the story.
The first known combination of the Greek roots pan and theos appeared in Latin in 1697 in the book De Spatio Reali seu Ente Infinito by the English mathematician Joseph Raphson. Raphson distinguished between atheistic panhylists and Spinozan pantheists in this publication.
The Italian friar Giordano Bruno was executed in 1600 in Rome's Campo de' Fiori for asserting that God and the universe were one and the same substance. He was bound to a stake and burned alive for refusing to recant his belief that the infinite cosmos was the deity itself.
The Vatican formally condemned pantheism in 1864 in the Syllabus of Errors issued by Pope Pius IX. This document labeled the belief system as a growing threat to the Church's authority and traditional theism.
The 2021 Canadian census recorded 1,855 individuals identifying as pantheists, a rise from 1,000 in 2011. Demographic data shows pantheists in Canada are slightly more likely to be male and somewhat more likely to be in their 20s and 30s.
The term pantheism was first translated into English in 1702 after its initial appearance in Latin in 1697. The Irish writer John Toland later popularized the concept in the early 18th century through works like Socinianism Truly Stated by a Pantheist published in 1705.