Treaty of Belgrade Engaged in wars against the Ottomans and the Crimean Khanate throughout the whole period, some of which coincided with the Habsburgs'
Dyer, T.H. The History of Modern Europe from the Fall of Constantinople: In 1453, to the War in the Crimea, in 1857. J. Murray. 1864 [2022-07-24]. (原始内容存档于2022-07-26)
absolutism of Joseph II in the Austrian monarchy in 1781", in George F. McLean, Robert R. Magliola, William Fox (eds.), Democracy: In the Throes of Liberalism