Major features of the constitution of a State are:
(i) A constitution has with it an introduction or a preamble specifying the ideological position of the state.
(ii) Another major feature of a constitution is the identification of the type of party system that will operate in the state, for example, two party or multi-party systems.
(iii) The constitution states the different organs of government, their duties or functions and the relationship existing among them.
(iv) The fundamental rights of citizens and their duties to the state are equally stated in the constitution.
(v) The constitution also has as its feature the structure or form of government to be adopted in a state, e.g. unitary, federal or confederal.
(vi) It also specifies the system of government that will be in operation, e.g. parliamentary or presidential system.
(vii) The mode or procedure to be used in amending the constitution is also stated, for example, either flexible or rigid method of amendment.
(viii) A constitution may be documented or in some cases complemented by organic laws.
(ix)Therefore, a constitution is a selection of rules, customs, etc embodied in a document in which fundamental principles concerning the organisation and powers of its various agencies and the rights of the citizens are stated.