Postage stamps and postal history of Nigeria the British Commonwealth and a new definitive set was issued on 1 November 1965. Between 1960 and 1961 Nigerian definitives of 1953-57 were overprinted "CAMEROONS/U.K.T.T." for use in Southern Cameroons of the British Mandate territory of British Cameroons. This issue was also valid for use in Northern Cameroons until it joined Nigeria. In 1961, Southern Cameroons became part of Cameroon. Between 30 May 1967 and 15 January 1970, the region of Biafra attempted to secede from Nigeria and issued their own postage stamps. Eventually, after a bloody civil war they rejoined Nigeria. Postage stamps and postal history of Nigeria This
Nigeria prison break inadequate security features such as CCTV, motion sensors, high wall made up of barbed wire and sometimes electric fencing of the wall. Several methods can be used to facilitate prison break. Physical method is the most common method adopted by the perpetrators of Nigeria prison break. This method involved the use of arms and sometimes explosives such as dynamite to subdue the prison armed guard and other officials resulting in fatal casualties. In Nigeria, prison break is a criminal offense that is punishable under the Law of Nigeria. The punishment varies depending on the nature of the attack, casualties involved