would be divided into West (the Holy Roman Empire) and East (the Ottoman Empire). Before then, the Holy Roman Emperor was regarded as mere kral (king) of Vienna in Ottoman diplomacy. The next European ruler to be conceded that level of respect was Catherine the Great of Russia in the Treaty of Küçük Kaynarca of 1774. The treaty explicitly included the Crimean Khanate as a vassal of the Ottoman Empire. References Further reading 1606 establishments in Europe 1606 in Europe Habsburg period in the history of Slovakia Zsitvatoro 1606 treaties Zsitvatoro Peace treaties of Austria 1606 in the Ottoman Empire Long Turkish War Holy Roman Empire–Ottoman Empire relations Rudolf II, Holy Roman Emperor Bilateral treaties of the Ottoman Empire Matthias, Holy Roman Emperor