The Axis powers (Achsenmächte; Potenze dell'Asse; 枢軸国 Sūjikukoku), also known as the Axis and the Rome–Berlin–Tokyo Axis, were the nations that fought in World War II against the Allied forces.
The invasion of Yugoslavia, also known as the April War or Operation 25, was a German-led attack on the Kingdom of Yugoslavia by the Axis powers which began on 6 April 1941 during World War II.
Military organization or military organisation is the structuring of the armed forces of a state so as to offer military capability required by the national defense policy.
The Royal Italian Army (Italian: Regio Esercito Italiano) was the army of the Kingdom of Italy from the unification of Italy in 1861 to the birth of the Italian Republic in 1946.
World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, although conflicts reflecting the ideological clash between what would become the Allied and Axis blocs began earlier.