<prompt> Tazama kifungu hapa chini na kisha jibu swali baadaye kwa lugha ile ile kama kifungu: Passage: The Mariel boatlift was a mass emigration of Cubans, who traveled from Cubas Mariel Harbor to the United States between 15 April and 31 October 1980. The term Marielito plural Marielitos is used to refer to these refugees in both Spanish and English. Wakati boatlift ilitokana na kushuka kwa kasi kwa uchumi wa Cuba, vizazi vya Wacuba walikuwa wamehamia Marekani kabla ya boatlift kutafuta uhuru wa kisiasa na fursa za kiuchumi. Swali: Uhamiaji mkubwa wa Wacuba uliitwaje?  <response>: Kuinua mashua Mariel 