[3] Mach came to the fore in 1938 after the Munich Agreement and subsequent upsurge in Slovak nationalism as a close associate of Vojtech Tuka and Ferdinand Ďurčanský.

[1] He served initially as Propaganda Chief the first Slovak Republic before holding the position of Interior Minister in the government of Tuka from 29 July 1940 until the state's collapse in 1944.

[1] Like Tuka, whom Mach often deputised for during the Prime Minister's regular spells of illness, he supported a pro-Nazi policy and the speedy establishment of a fascist state, something which led to frequent clashes with the less ideologically minded President Jozef Tiso.

[1] A staunch supporter of Nazi Germany, Mach fled Slovakia after the collapse of its puppet government in 1944 and relocated to Vienna, where he was declared Minister of Home Affairs in a pro-Nazi government-in-exile.

[1] Arrested by the Czechoslovak authorities after the end of the Second World War he was tried before a People's Court and sentenced to thirty years imprisonment for his role in collaboration.