From September 1939 onwards the responsibility for the parishes in Tanga and the sourrounding area again fell to Yakobo Ng´ombe [36], because Dammann's successor, missionary Karl Wohlrab [37], had been interned at the outbreak of World War II.
Kutoka Septemba 1939 na kuendelea, tena madaraka ya sharika za Tanga na maeneo yaliyozunguka ikawa chini ya Yakobo Ng`ombe [36], kwa sababu mfuasi wa Dammann mmissionari Karl Wohlrab [37] aliwekwa kizuizini kwa ajili ya kuzuka kwa Vita ya Pili ya Dunia.