This task is about creating an unanswerable question based on a given passage. Construct a question that looks relevant to the given context but is unanswerable. Following are a few suggestions about how to create unanswerable questions:
(i) create questions which require satisfying a constraint that is not mentioned in the passage
(ii) create questions which require information beyond what is provided in the passage in order to answer
(iii) replace an existing entity, number, date mentioned in the passage with other entity, number, date and use it in the question
(iv) create a question which is answerable from the passage and then replace one or two words by their antonyms or insert/remove negation words to make it unanswerable.

Passage: Likewise the migration of Spanish-speaking Nicaraguans also began as a result of political instability during the end of the 1970s and the 1980s. The uprising of the Sandinista revolution which toppled the Somoza dictatorship in 1979 caused many Nicaraguans to migrate particularly from those opposing the Sandinistas. Throughout the 1980s with the United States supported Contra War (or Contra-revolutionary war) which continued up until 1988, and the economic collapse of the country many more Nicaraguans migrated to the United States amongst other countries. The states of the United States where most Nicaraguans migrated to include Florida, California and Texas.
Spanish speaking Nicaraguans also migrated for what reason?