January 1, 1898: Viktor Josef Ullmann is born at Berggasse 18 in Teschen, Silesia, Austro-Hungarian Empire (Cesky Tesin, Czech Republic), the son of Maximilian Georg Ullmann, an Austrian army officer, and Malwine Marie Billitzer.
September 19, 1908: Viktor Ullmann (10) enters the first class in the k.k. Albrecht-Gymnasium in Teschen.
May 4, 1916: Viktor Ullmann (18) graduates from the Albrecht-Gymnasium in Teschen. He will enter the military later this month.
May 11, 1916: Viktor Ullmann (18) begins his service in the Austro-Hungarian military as a "one-year volunteer."
October 24, 1917: World War I: Austro-Hungarian and German forces cross the Isonzo River at Caporetto and battle Italians for the twelfth time. The German troops, led by Capt. Erwin Rommel, take Caporetto. Among the Austrian troops is Viktor Ullmann (19).
January 15, 1918: World War I: Viktor Ullmann (20) is awarded a medal for bravery for his actions on the Isonzo front.
September 26, 1918: World War I: American and French forces attack the Germans in the Meuse-Argonne region while the French attack simultaneously in Champagne. Viktor Ullmann is named a Lieutenant of the Reserve in the Austro-Hungarian Army.
March 10, 1923: Sieben Lieber mit Klavier by Viktor Ullmann (25) is performed for the first time, in Prague.
January 3, 1925: Incidental music to Klabund's play Der Kreidedreis by Viktor Ullmann (27) is performed for the first time, in the Deutsches Landestheater, Prague.
March 24, 1925: Symphonische Phantasie for tenor and orchestra by Viktor Ullmann (27) is performed for the first time, in Prague.
April 28, 1926: Octet for oboe, clarinet, bassoon, horn, violin, viola, cello, and piano by Viktor Ullmann (28) is performed for the first time, in Prague.
May 11, 1926: Variationen und Doppelfuge über ein Klavierstück von A. Schönberg for piano by Viktor Ullmann (28) is performed for the first time, in Prague. See 20 March 1938.
May 27, 1927: String Quartet no.1 by Viktor Ullmann (29) is performed for the first time, in Prague.
March 7, 1929: Concerto for Orchestra by Viktor Ullmann (31) is performed for the first time, in Prague.
September 8, 1931: Viktor Ullmann (33) marries Annie Winternitz, the daughter of a professor of medicine at Prague University, in the Protestant church of St. Michael in Prague.
February 14, 1936: String Quartet no.2 by Viktor Ullmann (38) is performed for the first time, at Prague University.
May 25, 1937: Sonata for clarinet and piano op.16 by Viktor Ullmann (39) is performed for the first time, in Prague.
March 20, 1938: Variationen und Doppelfuge über ein Klavierstück von A. Schönberg op.3b for orchestra by Viktor Ullmann (40) is performed for the first time, over the airwaves of Radio Prague. See 11 May 1926.
October 15, 1941: Given that single and stateless persons are the first to be transported for "resettlement", Viktor Ullmann (43) marries his companion Elisabeth Frank-Meissl in her apartment in Prague.
September 8, 1942: Czechoslovak composer Viktor Ullmann (44) and his wife arrive in Theresienstadt (Terezín).
October 16, 1944: After imprisonment for a little over two years in the Theresienstadt (Terezín) concentration camp, Czechoslovak composer Viktor Ullmann (46) is transferred to Auschwitz along with several other musicians including composers Hans Krasa and Pavel Haas, pianists Rafael Schächter and Bernard Kaff, and conductor Karel Ancerl.
October 18, 1944: Viktor Josef Ullmann and many other musicians from Theresienstadt (Terezín) are killed in the death camp at Auschwitz, Lower Silesia, German Empire (Oswiecim, Poland). Ullmann is aged 46 years, nine months, and 17 days.
December 16, 1975: Der Kaiser von Atlantis, an opera by Viktor Ullmann (†31) to words of Kien, is performed for the first time, in Amsterdam, 31 years after it was composed. It was written in Theresienstadt shortly before the composer was transferred to Auschwitz where he was killed.
October 18, 1989: Symphony by Viktor Ullmann is performed for the first time, in Stuttgart, on the 45th anniversary of his death. The work was composed in 1944 in the Theresienstadt (Terezín) concentration camp two months before the composer was transferred to Auschwitz.
January 7, 1995: Der Sturz des Antichrist, a Bühnenweihefestspiel by Viktor Ullmann (†50) to words of Steffen, is performed for the first time, at the Bühnen der Stadt Bielefeld, aproximately 60 years after it was composed.