Christoph Witzenrath

• Cossacks and the Russian Empire
• Cossacks and the Russian Empire, 1598-1725
• Eurasian Slavery Ransom and Abolition in World History 1500-1860
• Eurasian Slavery, Ransom and Abolition in World History, 1200-1860
• Russian Empire, Slaving and Liberation, 1480-1725
• Slaving, Redemption and Liberation in the Muscovite Empire, 1480-1725