Dr. Chuba Wilberforce Okadigbo, was the President of the Nigerian Senate. He was sometimes referred to as "Oyi of Oyi" after his hometown (Oyi), had held numerous political appointments in the Nigerian government. He was also known for being opposed to the ruling party of Nigeria, the People's Democratic Party, since the year 2000, which was led by President Olusẹgun Ọbasanjọ till this day. Wikipedia
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