The term 'Cuba Money' is composed of four crossword solutions: ISLA (4 letters), LIBRE (5 letters), FIDEL (5 letters), and RUMBA (5 letters). ISLA is the Spanish word for island, which is fitting as Cuba is an island nation located in the Caribbean Sea. LIBRE translates to 'FREE' in English, and is a reference to the Cuban Revolution of 1959, which overthrew the oppressive regime of Fulgencio Batista and established a socialist state led by Fidel Castro. FIDEL is a reference to Fidel Castro, the leader of the Cuban Revolution and the former president of Cuba. Lastly, RUMBA is a type of Cuban music and dance that originated in the 19th century. Together, these four words form the term 'Cuba Money, ' which is a reference to the Cuban Peso, the official currency of Cuba.