Zanzibar Revolution
Complaints from Zanzibar started before the assassination of Zanzibar first President Sheikh Abeid Amani Karume Snr. According to one of the first President of Zanzibar Revolution Council,Nassor Hassan Moyo, who was also a minister for many years in Tanzania the decision to Unite Tanganyika and Zanzibar was Nyerere opinion. Among the first thing Nyerere suggested to Karume snr.was to unite the two Countries and then came the articles of Union later on the creation of the Union constitution.