The Theosophical Society was officially formed in . . . . ., United States, in November 1875 by Helena Blavatsky, Henry Steel Olcott, William Quan Judge and others

Solution (By Examveda Team)

The Theosophical Society was officially formed in New York City, United States, on 17 November 1875 by Helena Petrovna Blavatsky, Colonel Henry Steel Olcott, William Quan Judge, and others. Olcott was its first president, and remained president until his demise in 1907.