Claim: The Hermetic Order of the Golden Dawn was in operation in the 19th and 20th centuries.
Evidence: The Hermetic Order of the Golden Dawn -LRB- Ordo Hermeticus Aurorae Aureae or , more commonly , The Golden Dawn -LRB- Aurora Aurea -RRB- -RRB- was an organization devoted to the study and practice of the occult , metaphysics , and paranormal activities during the late 19th and early 20th centuries.