- Battle of Stalingrad (1942-1943): Romanian troops fought alongside German forces in this pivotal battle, suffering heavy losses.
- Battle of Kursk (1943): Romanian forces again played a supporting role in this German offensive, which ultimately failed.
- Jassy-Kishinev Offensive (1944): Soviet forces launched a massive offensive against Romanian and German positions in eastern Romania, resulting in a decisive Soviet victory.
- Battle of Bucharest (1944): Romanian troops fought a rearguard action against Soviet forces approaching Bucharest, but the city was ultimately captured.
Treaties:
- Treaty of Craiova (1940): Romania ceded southern Dobruja to Bulgaria under this treaty.
- Treaty of Trianon (1920): Romania lost Transylvania to Hungary, Bessarabia to the Soviet Union, and Bukovina to Czechoslovakia under this treaty, which had been signed at the end of World War 1.
- Treaty of Bucharest (1918): Romania surrendered to the Central Powers under this treaty, ending Romania's participation in World War 1.