Question: When was the military branch, for which Christian Roy Kaldager served, established?

full_context: Document 1: Claus Helberg: Claus Helberg (31 January 1919 – 6 March 2003) was a Norwegian resistance fighter and mountain guide. He was a member of Company Linge, a resistance commando unit that was best known for carrying out Norwegian heavy water sabotage during World War II. After the war, he worked for the Norwegian Mountain Touring Association until his retirement in 1982. While volunteering with the Association after his retirement, he helped guide several members of the Scandinavian royalty. According to the "New York Times", "[he was] the favorite mountain guide of Scandinavian royalty..." These clients included Queen Sonja and Queen Margrethe.
Document 2: Royal Australian Air Force: The Royal Australian Air Force (RAAF), formed March 1921, is the aerial warfare branch of the Australian Defence Force. It directly continues the traditions of the Australian Flying Corps (AFC), formed on 22 October 1912. The RAAF provides support across a spectrum of operations such as air superiority, precision strikes, intelligence, surveillance and reconnaissance, air mobility, and humanitarian support.
Document 3: Bardufoss Air Station: Bardufoss Air Station (IATA: BDU, ICAO: ENDU) (Norwegian: Bardufoss flystasjon) is located in the municipality of Målselv in Troms county in Northern Norway. It is the location of the Royal Norwegian Air Force 139 Air Wing and two helicopter squadrons; the 337 Squadron operating Lynx MK 86 for the Norwegian Coast Guard and the 339 Squadron equipped with Bell 412SPs. It is also the base for the Royal Norwegian Air Force Flight Training School. In addition, helicopter Squadron no. 334 is currently under establishment as it will be operating NH90 NFH helicopters. The delivery of the NH90 helicopters just started. 334 Squadron will only have its command post and maintenance facilities at Bardufoss, as the helicopters will be stationed on the new Fridtjof Nansen class frigates when they arrive.
Document 4: Christen Nielsen Holberg: Christen Nielsen Holberg (aka. Christian Holberg) was an officer in the Norwegian Army. He was also the father of Ludvig Holberg. In 1653 he was hired as a lieutenant to serve with Bergenhusiske Regiment both in Bergenhus len and on Bergenhus Fortress In 1659 he was appointed commander of Sundfjordske Kompani of Bergenhusiske Regiment with the rank of captain. During the Bjelke War he and his company participated in the defence of Halden against the Swedes. On August 2, 1665 he participated in the Battle of Vågen as a Major. In 1672 he was a lieutenant colonel in the Sundfjordske Kompani. In 1675 he was a member of the regimental staff and the commander of Sognske Kompani. During the Gyldenløve War he was given the responsibility of raising two new companies for the regiment before joining it in Sweden in 1676 where he participated in the siege of Bohus Fortress. Upon returning to Norway later that year he was sent back to Bergen to be temporary commander of Bergenhus Fortress in the place of Johan Caspar von Cicignon. In 1679 he left the service of Bergenhusiske Regiment.
Document 5: Artur von Casimir: Artur von Casimir (4 September 1908 - 15 December 2005) was a German "Oberst" and former bomber pilot who flew for the "Luftwaffe" during World War II. Since 2004 he has received a great deal of publicity in Norway. One of the Heinkel He 111 he flew was recovered from Jonsvatnet lake near Trondheim in 2004, where it had been submerged since falling through the ice during the spring thaw in April 1940. He commanded "Kampfgruppe" 100 during the German invasion of Norway, and led the air raids on Namsos on 20 April 1940 (See Namsos Campaign). He assumed the position of "Gruppenkommandeur" over "KGr. 100" on 16 February 1940.
Document 6: Christian Roy Kaldager: Christian Roy Kaldager (18 March 1908 – 23 June 2005) was a Royal Norwegian Air Force officer.
Document 7: Royal Norwegian Air Force: The Royal Norwegian Air Force (RNoAF) (Norwegian: "Luftforsvaret" ) is the air force of Norway. It was established as a separate arm of the Norwegian armed forces on 10 November 1944. The RNoAF's peacetime establishment is approximately 1,430 employees (officers, enlisted staff and civilians). 600 personnel also serve their draft period in the RNoAF. After mobilization the RNoAF would consist of approximately 5,500 personnel.
Document 8: Norwegian Aviation Museum: The Norwegian Aviation Museum (Norwegian: "Norsk luftfartsmuseum" ) was opened by King Harald V on May 15, 1994. It is the Norwegian national museum of aviation and also the largest aviation museum in the Nordic countries, covering around 10,000 m² . Situated in Bodø, Nordland the building is shaped like a huge propeller and contains both a civil and a military collection of aircraft.
Document 9: Roy Nielsen: Roy Nielsen (27 March 1916 – 4 April 1945) was a Norwegian resistance member during World War II, a member of Milorg and involved in propaganda and sabotage. Among his sabotage operations was the destruction of 25 Messerschmitt fighter aircraft and 150 engines stored in a bus garage in Oslo, on 14 August 1944, together with Max Manus, Gunnar Sønsteby and others. Together with Max Manus he succeeded in sinking the German troop ship SS "Donau" in the Oslofjord 16 January 1945, by placing magnetic limpet mines with time delay on the ship's side.
Document 10: Royal New Zealand Air Force: The Royal New Zealand Air Force (RNZAF) (Maori: "Te Tauaarangi o Aotearoa", "New Zealand Warriors of the Sky"; previously "Te Hokowhitu o Kahurangi", "War Party of the Blue") is the air force component of the New Zealand Defence Force. It was formed from New Zealand elements of the British Royal Air Force, becoming an independent force in 1923, although many RNZAF aircrew continued to serve in the Royal Air Force until the end of the 1940s. The RNZAF fought in World War II, Malaysia, Korean War, Vietnam and the Gulf War plus various United Nations peacekeeping missions. From a 1945 peak of over 1,000 combat aircraft the RNZAF has shrunk to a strength of around 51 aircraft in 2016, focusing on maritime patrol and transport duties in support of the Royal New Zealand Navy and the New Zealand Army. The RNZAF's air combat capability ended in 2001 with the disbanding of the A-4 Skyhawk squadrons. The Air Force is led by an air vice-marshal who holds the appointment of Chief of Air Force.
Document 11: German Air Force: The German Air Force (German: "Luftwaffe" (] ), the German-language generic term for "air force") is the aerial warfare branch of the Bundeswehr, the armed forces of Germany. With a strength of 28,448 personnel (28 February 2017), it is the fourth largest air force within the European Union, after the air forces of the United Kingdom, France and Italy. Although its budget has been significantly reduced since the end of the Cold War in 1989–1990, the Luftwaffe is still among the best-equipped air forces of the world.
Document 12: Hellenic Air Force: The Hellenic Air Force (HAF; Greek: Πολεμική Αεροπορία , "Polemikí Aeroporía", literally "War Aviation", sometimes abbreviated as ΠΑ) is the air force of Greece (with Hellenic being a synonym for Greek). The mission of the Hellenic Air Force is to guard and protect Greek airspace, provide air assistance and support to the Hellenic Army and the Hellenic Navy, as well as the provision of humanitarian aid in Greece and around the world. The Hellenic Air Force includes approximately 33,000 active troops, of whom 11,750 are career officers, 14,000 are professional conscripts (ΕΠ.ΟΠ.), 7,250 are volunteer conscripts and 1,100 are women. During the period of monarchy between 1935–1973 the force was known as the Royal Hellenic Air Force (RHAF) (Greek: Ἑλληνικὴ Βασιλικὴ Ἀεροπορία , "Ellinikí Vasilikí Aeroporía"). The motto of the Hellenic Air Force is the ancient Greek phrase Αἰὲν Ὑψικρατεῖν ("Aièn Hypsikrateîn", "Always Dominate the Heights"), and the HAF ensign represents a flying eagle in front of the Hellenic Air Force roundel. The Hellenic Air Force is one of the three branches of the Hellenic Armed Forces.
Document 13: Kaare Langlete: Kaare Langlete (15 June 1931 – 22 June 2009) was a Norwegian military officer and royal servant.
Document 14: Dag Hareide: Dag Hareide (born 24 February 1949) is an organizational leader and author. He was knighted in the First Order of St. Olav by the King of Norway in 2015 for exceptional engagement in social innovation in civil society. He has been director of Rainforest Foundation Norway (2012 - 2015), one of the largest rainforest organizations in the world, Director of Nansen Academy Norway, the Norwegian Humanistic Academy which included the Nansen Center for Peace and Dialogue (2006 - 2012) and of other folk high schools, Chair of Nordic Forum for Mediation and Conflict Management (2002–2006) which gathered conflict mediators from the five Nordic countries. Curriculum developer in conflict management at the Norwegian Police University College, General Secretary of Oslo City Mission, a comprehensive diaconical institution, Chair of the Namibia Association of Norway, which was a leading NGO in Europe in support for SWAPO, the liberation movement for Namibia. Rehabilitation Coordinator for United Nations Emergency Office during the famine in Ethiopia (1985–1988) and returned later to coordinate and write the first five-year National Disaster Preparedness Plan in Ethiopia for the Ethiopian Government (1996–1998) General secretary of Friends of the Earth Norway, the largest environmental organization in Norway (1990–1995). He has also workes as journalist, pastor, teacher at high schools and University Colleges, initiated several campaigns and associations working for solidarity, dialogue and protection of the environment. He served as vice chair of the National Value Commission (Verdikommisjonen) which was formed by the Norwegian Prime Minister, and member of the Commission that formulated the objectives for the Norwegian School system (Bostadutvalget) https://www.gd.no/nyheter/lager-ny-formalsparagraf-i-skolen/s/1-934610-2342653. He chaired the first official dialogue between all faith and life stand communities in Norway. He has a Doctorate in Sociology (Magistergrad) from University of Oslo on the topic of vulnerability and preparedness in famine, and studies in religion, intellectual history, mass media, agriculture and statistics from different Universities and University Colleges in US and Norway.
Document 15: French Air Force: The French Air Force (French: "Armée de l'air" ] , literally "air army") is the air force of the French Armed Forces. It was formed in 1909 as the "Service Aéronautique", a service arm of the French Army, then was made an independent military arm in 1934. The number of aircraft in service with the French Air Force varies depending on source, however sources from the French Ministry of Defence give a figure of 658 aircraft in 2014. The French Air Force has 241 combat aircraft in service, with the majority being 133 Dassault Mirage 2000 and 108 Dassault Rafale. As of early 2017, the French Air Force employs a total of 41,160 regular personnel. The reserve element of the air force consisted of 5,187 personnel of the Operational Reserve.
ground_truth: 10 November 1944