A Bf 109G-6 on a forward landing ground in Hungary. Tactical numbers, in this case ”Red 1”, were retained by the Romanians after the change of sides. 

Romanian Bf 109G-6

In accordance with the Soviet-Romanian cease-fire (actually King's Mihai treason) agreement, Romania  was compelled to return all captured Russian aircraft. Amongst them was this MiG-3 captured in 1941.

Romanian MiG-3

An I.A.R. 80 alongside two Soviet Po-2s of the 5th Air Division. The biplanes also sport white fuselage bands for recognition purposes and formerly yellow cowling of the I.A.R. fighter has been painted green.