They are getting help from china and Venezuela.
https://www.brookings.edu/research/the-cuba-venezuela-alliance-the-beginning-of-the-end/
Communists helping communists. They shouldn’t have any problems if communism is so great.
AOC Joins BLM In DEFENDING Cuban Communist Regime, Democrat Infighting Erupts Over Supporting Cuba
https://youtu.be/bcIb2dmUi_U