Whakaotihia te rerenga kōrero e whai ake nei: I te tau 1927, i karangatia a Kim kia mahi i roto i te ope Whero. I puta ia i te kura o nga rangatira rangatahi ka noho hei kaiawhina ki te rangatira o te roopu. I te tau 1927 ka uru ia ki te Rōpū Communist o te Soviet Union, a, i te tau 1929, i uru ia ki nga mahi hoia o te Soviet Union.
He pakanga mō te Rerewhenua o Haina ki te Rāwhiti. I te tau 1930, ka noho ia hei kaiwhakahaere o te kamupene. I tukuna a Kim ki te Kura Miihini Miihini o Moscow i tapaina ki a V.I. Lenin, i puta ia i te tau 1932. I mahi ia hei rangatira kamupene o te 76th Rifle Regiment o te 26th Kazan Rifle Division i Yelabuga, Tatar ASSR.