Kievan Period 9-13th Century, Conversion of Russia and development of Kievan Church, Alexander Nevsky. 

http://archive.org/download/OrthodoxChurchHistory/WEB_27-Russia-1-Kiev.mp3

The Protestant Reformation 1516-> Martin Luther, Zwingli, Calvin, Anabaptists, Anglicanism, leading to modern Protestantism.

http://archive.org/download/OrthodoxChurchHistory/WEB_26-Protestantism.mp3

After The Fall of Constantinople 1453. Historical developments in Byzantium, Europe and Russia after the Fall of Constantinople to the Ottoman Turks in 1453. 

http://archive.org/download/OrthodoxChurchHistory/WEB_25-FallCpol.mp3

Unionism at end of Byzantine Empire. The Council of Florence in 1439 in the context of unionism in the late Byzantine Empire as a response to political weakness following the Crusader conquest of Constantinople in 1204AD. 

http://archive.org/download/OrthodoxChurchHistory/WEB_24-Unionism.mp3

Scholasticism and St. Gregory Palamas 11th-14th Century.  Scholasticism resulted from the introduction into Christian thought of Aristotle’s view of God and man’s relationship to the spiritual world. While Scholasticism was largely defeated in the East through the work of Gregory Palamas, it became dominant in the West.

http://archive.org/download/OrthodoxChurchHistory/WEB_22-ScholasitcismE.mp3

The Papal Revolution 1046-1518, The Papal Revolution transformed Western Christianity gradually replacing consenus with monarchy and introducing secular rule into the Church.

http://archive.org/download/OrthodoxChurchHistory/WEB_21-PapacyM-ed.mp3

Filioque, St. Photios and the Council of 879 AD The Emperor Charlemagne and the Filioque, SS. Cyril and Methodius and mission to the Slavs, St. Photius and Council of Constantinople in 879AD condemn the Filioque. 

http://archive.org/download/OrthodoxChurchHistory/WEB_20-Filioque_WEB.mp3

Iconoclasm and 7th Ecumenical Council 787 AD 2 of 2

http://archive.org/download/OrthodoxChurchHistory/WEB_19-Iconoclasm-pt2.mp3

Iconoclasm and 7th Ecumenical Council 787 AD 1 of 2 The doctrine of Iconoclasm and the opposition by St. John of Damascus. Iconoclasm’s effect on the Byzantine Empire and the Papacy. 

http://archive.org/download/OrthodoxChurchHistory/WEB_18-Iconoclasm-pt1.mp3

The Origins of the Celtic Church 2 of 2

http://archive.org/download/OrthodoxChurchHistory/17b_Celtic_WEB.mp3