Northern Rhodesia had been detained without trial, following claims that they had planned the indiscriminate killing of Europeans and Asians, and of African opponents, the so-called "murder plot". Shortly afterwards, on 12 March 1959, the governor of Northern Rhodesia also declared a State of emergency there, arrested 45 Zambia African National Congress including Kaunda and banned the party. Kaunda later received a 19-month prison sentence for conspiracy, although no credible evidence of conspiracy was produced. The declaration of States of emergency in both Northern Rhodesia and Nyasaland marked the end of attempts by their nationalist parties to work within the colonial system,
Flag of Southern Rhodesia Rhodesia for official use outside the colony and the Union Jack was the official flag internally. In 1956, Southern Rhodesia entered into a federal union with Northern Rhodesia and Nyasaland to form the Federation of Rhodesia and Nyasaland. Upon union, a blue ensign with a unified badge was adopted to replace the respective previous flags. Southern Rhodesia was represented in the federation's flag by a red lion that had previously been on their old flag. Following the collapse of the federation in 1964, Southern Rhodesia then started calling itself Rhodesia and adopted a new flag at the behest of the