On 26 April Karume announced that a union had been negotiated with Tanganyika to form the new country of Tanzania. The merger was seen by contemporary media as a means of preventing communist subversion of Zanzibar; at least one historian states that it may have been an attempt by Karume, a moderate socialist, to limit the influence of the radically left-wing Umma Party.
On April 26th, Karume agreed to unite with Tanganyika to create Tanzania. This union was seen as a measure against communist subversion in Zanzibar; at least one historian believes it might have been an attempt by Karume, a moderate socialist, to reduce the influence of the Umma Party.