Air Division, which fought with the Soviets. Yet it was only six years after the war, in 1951, when Czechoslovak units began receiving aircraft - jet fighters - to create a combat capability. The Czechoslovak Air Force was fully equipped with supersonic jet fighters, attack helicopters, air defence systems and electronic tracking equipment. Air Defence Forces The Army's air defence (PVOS, Protivzdušná obrana státu) had anti-aircraft missile units, fighter interceptor aircraft and radar and direction-finding units, known, in accordance with Soviet terminology, as radio-technical units. Means of higher military education Antonin Zapotocky Military Technological Academy (Brno) Klement Gottwald Military Academy (Prague) Political Military Academy in Bratislava Ludvík Svoboda Military Ground Forces University in Vyškov Military Air Forces University "Slovak National Uprising" in Košice Military Technical School "Czechoslovak-Soviet Friendship" in Liptovský Mikuláš Military Topographic Institute in Dobruška Military Cartographic Institute in Harmanec Military Geographic Institute in Prague Military Medical Institute in Hradec Králov Characteristics One of the official marches of the ČSLA was the March of the Submachine Gunners ("Pochod samopalníků") by Jan Fadrhons. Organs of the military press Narodnaya Oborona newspaper Lidova Armada (People's Army) magazine Czechoslovak Warrior magazine Zapisnik (Notepad) magazines Cultural and propaganda institutions Professional Sport Army Center DUKLA in Banská Bystrica Army Art Ensemble "Vít Nejedlý" Central Military Band of the ČSLA Military Art Ensemble "Captain Ján Nálepka" Czechoslovak War Film Studio The band served as one of the ideological tools of the Communist Party of Czechoslovakia from the 1950s until November 1989. Holidays and celebrations The ČSLA had the following professional holidays: 15 January - Day of the Rocket Forces and Artillery, the anniversary of the actions of the 1st Czechoslovak Army Corps and the 38th Army in a battle near the Polish city of Jaslo on 15 January 1945. 6 October - Day of the Czechoslovak People's Army, the anniversary of the Battle of the Dukla Pass on 6 October 1944. 17 September - Aviation Day of the Czechoslovak People's Army During the period of the Czechoslovak Socialist Republic, regular Victory Day Parades were held by the Czechoslovak People's Army in Letná. The first parade took place in 1951 and, since, they were held every five years on 9 May up until 1990. The parade also marked the Prague uprising. The last of these parades took place in 1985. Kde domov můj and Nad Tatrou sa blýska (the Czechoslovakian national anthem) were performed by the