The ship’s arrival would bring Cuba some badly needed fuel. It also marks a shift from U.S. efforts to block oil shipments and pressure the Cuban government.

© Planet Labs

As Trump officials demand changes, Castro family members are suddenly popping up across Cuba’s political scene. Some even ask: Could one be the “Cuban Delcy?”

© Mauricio Lima for The New York Times

Cuban health care was once the pride of the island. Now the U.S. oil blockade is upending even basic medical care.

© Jorge Luis Baños for The New York Times

Trump wants a symbolic win. Islanders want actual democracy.