He fled South Africa following the 1976 Soweto uprising at the age of 18. He entered the Umkhonto We Sizwe (MK) in Angola, the armed wing of the ANC and soon rose up through the military structures of the MK. He traveled to Czechoslovakia with the MK, where he received specialist military training. On 21 May 1985, Nkadimeng was killed by a car bomb placed by the apartheid police.