After his release, he became a professional revolutionary, led a college of propagandists and worked as a secretary of the underground Riga party committee.
He was arrested for the second time and served a prison sentence and spent a total of ten years behind bars.
He was elected a member of the Central Committee and Politburo of the Communist Party of Latvia.
[2] During the Great Patriotic War, he led the task force of the Central Committee of the Communist Party of Latvia for the organization of underground anti-fascist formations and partisan movements in the occupied republic and was responsible for the publication of the newspaper "For Soviet Latvia".
After the liberation of Latvia he continued to edit the newspaper of the LCP and became a secretary of the Central Committee.