The Regia Aeronautica, 10 June 1940 Regia Marina, 10 June 1940 Invasion of Albania (1939) Invasion of British Somaliland (4 July, 1940) Invasion of France (20 June, 1940) Corpo Aereo Italiano (CAI) Invasion of Greece (28 October 1940) Invasion of Egypt (9 December, 1940) Battle of Keren (Feb-Mar, 1941) Invasion of Greece (6 April 1941) Invasion of Yugoslavia (6 April, 1941) Invasion of the Soviet Union (1941-1942) Axis Forces in Libya (September, 1941) Italian Forces in Gazala (26 May, 1942) Regia Aeronautica in North Africa (1942) Axis Forces in Tunisia (1943) Axis Forces in Sicily (July, 1943)