 Complete the following phrase:  Stenroths father worked for the Finnish railways as the head of the Värtsilä station. Stenroth took his matriculation exams in the Nurmes mixed secondary school in 1915. Stenroth knew many languages. The Swedish language appears to have been his native language, in addition to which he naturally knew Finnish, as well as German and Russian. He started his studies in the Helsinki Business School, but they were cut short by the Finnish Civil War. In the war, he fought in the Helsinki Jaeger Brigade, e.g. in the 