Aleister Crowley's Occult Duel with WB Yeats
openculture.com
openculture.com
I see shades of Vedanta in his Thelema. I can also see and understand how the Abrahamic western world can view that as ‘black magic’.
The British colonisers always viewed pantheistic Indian religion as ‘demonic’. Crowley..imo..was more a brilliant and deep thinking religious philosopher than a ‘black magician’ or occultist.