Edited sentence: (1) The North remains segregated.(2) Ethnic and religious riots have become an instrument of terrorism frequently used in the North against Christians.According to an eye witness, pregnant women are cut open and the baby ripped from their womb and stabbed to death, such hatred manifested in the North is paradoxical to their one Nigerian stand.Anti-North sentiment remains very strong in Nigeria.In employment Southern Nigerians continue to face discrimination.Many factors can prove this reality.More than 200,000 Christians have been killed in the North in ritual religious violence since 1966.Recently a cartoon published in Denmark which had nothing to do with Nigerians  resulted in the killing of Christians in the North.Southern Nigerians living in the North are forced to live in sabon gari.The Hausa is also significantly responsible for Nigeria's massive corruption, nepotism, tribalism, inefficiency and general decay.The Hausa-Fulani have broken world records in religious and ethnic violence targeted at other  Nigerians.The introduction of sharia in 1999 and the sharia riots alone resulted in over 20,000 deaths.The killings are usually done with a barbarity and bestiality never before seen.There are now many groups engaged in insurgency and seeking secession because of long years of abusive Northern rule.This killings are usually carried out through the support of their political leaders and prompting of their religious leaders.While the Hausa continue to hypocritically insist on "one Nigeria" so that they can continue to benefit from the oil resources, they by their actions have constituted the greatest obstacle to Nigeria's unity