Once he came out of prison, Kaunda took over the presidency of UNIP, which became better organized and more militant than Nkumbula's ANC. Due to this, UNIP rapidly took the leading position in the struggle for independence, eclipsing the ANC.
After his release from prison, Kaunda succeeded as president of UNIP, which grew more organized and combative compared to Nkumbula's ANC. As a result, UNIP quickly assumed the leading role in the fight for independence, overshadowing the ANC.