1931 Workers' Summer Olympiad

Some 100,000 athletes participated in the Olympiad, including those taking part at the mass gymnastics event.

[1] The opening ceremony, Das Große Festspiel, was written by the Austrian writer Robert Lucas with music composed by the Argentinian composer Erwin Leuchter together with Franz Leo Human.

[2] The Workers' Olympiad was the largest sporting event held in Vienna up to that date.

The Praterstadion (today known as Ernst-Happel-Stadion) and an outdoor swimming pool, the Stadionbad, were finished for the games.

[3][4] The final of the football tournament was played at Praterstadion in front of 60,000 spectators as the Austrian amateur team Freie Vereinigung der Amateur-Fußballvereine Österreichs beat the German team Arbeiter-Turn- und Sportbund 3–2.