Abbate did NOT ordain Schweikert. Read it again.
https://wrldrels.org/2020/05/10/new-jerusalem-church-of-the-celestial-messenger/
1955 (June 4): John E. Schweikert was ordained a priest in the North American Old Roman Catholic Church.
1958 (June 8): Schweikert was consecrated a bishop in the North American Old Roman Catholic Church.
1963 (October 13): Abbate died, and Marianna Monachino, the Mother General of The Order of Our Most Blessed Mother, Queen of Peace Reincarnated, took over the administration of the New Jerusalem Church.
1964–1965?: The Mother General approached the Roman Catholic Diocese of Chicago, trying to convince them to send a priest who could administer the sacraments in the Sacred Heart of Jesus Church.
1965: By referral of Roman Catholic clergy, the Mother General contacted John E. Schweikert, who had recently become the Archbishop-Primate of the North American Old Roman Catholic Church. He accepted to administer the sacraments while investigating the status of the New Jerusalem Catholic Church.
1965 (September 16): Schweikert said his first Mass in the Sacred Heart of Jesus Church.
1967 (December 1): The Mother General appointed Schweikert the Successor of the Celestial Messenger, Giuseppe Maria Abbate, though Schweikert did not believe in Abbate’s divine status, nor accept his episcopal consecration.
1968 (February 18): Archbishop Schweikert was enthroned as the Celestial Messenger’s successor, and he was given the name Santo Padre Maria Michael I.
Learn the distinction between weird, evil, bad, etc. and
valid.