Protests of 1968 anti-dictatorship student demonstrations throughout the year. On April 20, Enoch Powell made an anti-immigration speech that sparked demonstrations throughout Britain. His Rivers of Blood speech helped define immigration as a political issue and helped legitimize anti-immigration sentiment. On May 24–27, students in Stockholm institute the occupation of the Student Union Building. In October, the Rodney Riots in Kingston, Jamaica, were inspired when the Jamaican government of Hugh Shearer banned Guyanese university lecturer Dr. Walter Rodney from returning to his teaching position at the University of the West Indies. Rodney, a historian of Africa, had been active in the Black power
Nika riots Nika riots The Nika riots ( "Stásis toû Níka"), or Nika revolt, took place against Emperor Justinian I in Constantinople over the course of a week in AD 532. They were the most violent riots in the city's history, with nearly half of Constantinople being burned or destroyed and tens of thousands of people killed. The ancient Roman and Byzantine empires had well-developed associations, known as "demes", which supported the different factions (or teams) under which competitors in certain sporting events took part; this was particularly true of chariot racing. There were initially four major factional teams of chariot racing,