As US seizures of Venezuela-linked oil tankers surge, concerns grow in Cuba about whether the island’s government and economy will survive. Experts warn that a sudden halt in Venezuelan oil shipments to Cuba could lead to widespread social unrest and mass migration following the stunning US military raid that resulted in the capture of former President Nicolás Maduro.

Long before the January 3 attack, severe blackouts were sidelining life in Cuba, where people endured long lines at gas stations and supermarkets amid the island’s worst economic crisis in decades.