Nigerian nationalism most serious threat to the Nigerian unity since Nigeria became independent in 1960, as other ethnic groups threatened that they too would also seek secession should Biafra successfully secede. Nigeria responded to the separatist threat with a military campaign against the Biafran government, resulting in the Nigerian Civil War from 1967 to 1970. The war ended with the defeat of the Biafran separatists. Between one and three million Nigerians died in the war. The 19th century did not witness the emergence of any political organization that could help in airing the grievances and expressing the aspirations of Nigerians on a
Guyana (1966–1970) The Republic of Guyana came into existence on 23 February 1970, when Guyana became a republic within the Commonwealth. Forbes Burnham held office as prime minister (and head of government) of Guyana during this period. Following the abolition of the monarchy, former Governor-General Sir Edward Luckhoo provisionally became the first President of Guyana. Guyana (1966–1970) Guyana was a predecessor to the modern-day Republic of Guyana and an independent state that existed between 1966 and 1970. British rule ended on 26 May 1966, when Guyana was given independence from the United Kingdom by the Guyana Independence Act 1966, which transformed British