[1] Risch was a founding member of the Progressive Citizens' Party in February 1918.

In this position, he played a role in managing the response to the Rhine floods in 1927.

[1] In addition, his time as mayor oversaw the building of the St. Elisabeth Monastery [de], which opened in 1935.

In these roles, he advocated for the building of the building of a 23km long inland canal to increase the percentage of arable land within the country and to create job opportunities within the country, which was approved in 1930, started construction in 1931 and then completed in 1943.

[1][4] During the 1939 Liechtenstein putsch, he played a role in organizing the opposition, alongside Anton Frommelt, which intercepted the marchers of the German National Movement in Liechtenstein (VDBL) outside of Schaan and convinced them to turn back.