[2] At the end of January 1912, he acquired his pilot license and returned to Greece together with a privately owned Nieuport IV.G 50-hp aircraft.

On 8 February 1912, Argyropoulos became the first Greek aviator to perform a flight in Greece, an event that was widely commented upon in the local press.

Venizelos, was enthusiastic about the concept of aerial warfare, and stated that Greece should immediately take advantage of this newly invented weapon.

[2] On 4 April 1913, during a reconnaissance mission, his aircraft, a captured Ottoman Blériot XI, fell from a height of 600 m. while flying over the Langadas region near Thessaloniki.

Argyropoulos thus became the first loss of Greek military aviation, and marked the end of air activities in the Balkan Wars.