The main features of the 1979 constitution of Nigeria second republic included the following - Promotion of National Unity, Introduction of Presidential System of Government, National Assembly, The Judiciary and Retention of Federalism System of Government.

Restricted Suffrage or Limited Franchise means that the right to vote is restricted only to male adults or people who possess certain special qualifications. During the apartheid era in South Africa, for example, the right to vote was granted only to the White (Afrikaner). The black people who constituted the majority of the population were disenfranchised.