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
George Brydges Rodney, 1st Baron Rodney of Rodney's captains, was indecisive. Following the outbreak of the Fourth Anglo-Dutch War between Britain and the Dutch Republic Rodney, acting under orders from London, captured the valuable Dutch island of St Eustatius on 3 February 1781. Rodney had already identified several individuals on the island who were aiding the Americans, such as "... Mr Smith at the House of Jones - they (the Jews of St. Eustatius, Caribbean Antilles) cannot be too soon taken care of - they are notorious in the cause of America and France..." The island was also home to a Jewish community who were mainly