Fr. John delineates the various ways in which Constantine contributed to the Christianization of the Roman state.

Fr. John explains how the Church cultivated a higher level of sexual dignity and explores how Christendom served to elevate women in Roman society.

Fr. John explores how the Church began to address, confront, and challenge the pagan culture of the Roman Empire, particularly during the third century.

Fr. John fills in the picture of the Church's early subculture.

Fr. John explores what could be called the catacomb culture of the Church in relation to the Roman Empire.

Fr. John discusses cosmology, a concept that was very important to the early Church.

In part two of his introduction to his new podcast, Fr. John offers a preview to the history of Christendom and describe the Orthodox perspective he plans to bring to it.

In part one of his introduction to his new podcast, Fr. John reflects on the crisis of Christian civilization in modern times. He also defines "Christendom" and explains why it is worthy of study.