A couple of years ago, Venezuela’s government decided to revive a territorial claim over much of its neighbor, Guyana. The tiny country was emerging as a major oil producer, and Venezuela wanted a piece. Then came Trump and removed the head of that government. Essequibo lies between Guyana and Venezuela, with both claiming sovereignty, while Venezuela is planning a referendum on Sunday to determine the territory’s ownership future. The 61,000+ square mile territory represents about two-thirds of Guyana’s territory and is also…