ADVANTAGES/REASONS WHY COUNTRIES ADOPT FEDERAL SYSTEM OF GOVERNMENT

To allay minority fear of domination by the majority.
To serve as a panacea to ethnicism and tribalism.
To meet the administrative needs of states with large expanse of land.
To help preserve local authorities.
To help preserve the historical background and experience of the federating units.
To help boost geographical proximity/continuity.
To ensure a rapid and even development.
To preserve the autonomy of the local people.
To help secure the sovereignty of Nigeria.