Aguzzi's primary contribution to systematic theology has been his utilization of Patristic Millennialism as a Christian eschatology that provides a way beyond Replacement theology.
Pentecostalism stresses the "Baptism of the Holy Spirit" and the use of supernatural spiritual gifts such as prophecy, healing, and speaking in unknown tongues, and is fired by a strong millennialism (expecting the return of Christ at any moment; this feature was also characteristic of many others of the newer mission groups (especially Holiness and Adventist ones).
Firstly, independent African churches such as the Ethiopian Church in Barotseland, Kitawala or the Watchtower movement and others rejected European missionary control and promoted Millennialism doctrines that the authorities considered seditious.