<prompt> I-Mariel Boatlift kwakuwukufuduka kwabantu abaningi baseCuba, abahamba besuka eMariel Harbour eCuba beya e-United States phakathi kuka-Ephreli 15 no-Okthoba 31, 1980. Igama elithi Marielito ubuningi Marielitos lisetshenziselwa ukubhekisela kulaba bantu ababaleki ngesiSpanishi nangesiNgisi. Ngenkathi i-boatlift ikhuthazwe ukwehla okubukhali emnothweni waseCuba, izizukulwane zamaCuba zazifudukele e-United States ngaphambi kwe-boatlift zifuna inkululeko yezepolitiki kanye namathuba ezomnotho. Umbuzo: Ukufuduka okukhulu kwamaCuba kwakuthiwa yini?  <response>: Isikebhe sokuphakamisa imikhumbi eMariel 