️<unk>️<unk>️ Complete the following sentence: The USSR supported the People's Democratic Republic of Yemen and Soviet Air Force MiG-23BN and MiG-25R were based in Aden starting from the late Seventies. <unk> <unk> <unk> <unk>
South Yemen Civil War in January 1986, the Soviet MiG-23BN conducted airstrikes in support of loyalist forces. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ It is not clear if these MiG-23 were ever transferred to the South Yemen control and later to the unified Yemeni Air Force or they always remained under Soviet control and withdrew later.