What countries invaded Romania?

* Russo-Turkish War (1806-1812): The Russian Empire invaded Wallachia and Moldavia (Romanian principalities) in 1806, during the Russo-Turkish War. The Russians occupied the territories until 1812, when they withdrew following the Treaty of Bucharest.

* Crimean War (1853-1856): The Russian Empire again invaded Wallachia and Moldavia in 1853, during the Crimean War. The Russians occupied the territories until 1856, when they withdrew following the Treaty of Paris.

2. Ottoman Empire

* Ottoman-Habsburg War (1593-1606): The Ottoman Empire invaded Wallachia in 1593, during the Ottoman-Habsburg War. The Ottomans occupied the territory until 1606, when they were defeated by the forces of Michael the Brave, Prince of Wallachia.

* Ottoman-Polish War (1620-1621): The Ottoman Empire again invaded Wallachia in 1620, during the Ottoman-Polish War. The Ottomans occupied the territory until 1621, when they withdrew following the Treaty of Chocim.

3. Austro-Hungarian Empire

* World War I (1914-1918): The Austro-Hungarian Empire invaded Romania in 1916, during World War I. The Austro-Hungarians occupied the southern and eastern parts of Romania, but they were eventually defeated by the Romanian forces in 1918.

4. Soviet Union

* World War II (1941-1945): The Soviet Union invaded Romania in 1944, during World War II. The Soviets occupied the country until 1947, when they withdrew following the Treaty of Paris.