The film reveals a difficult political situation in the young Nicaraguan Republic. 1h Chronicle footage: the dictator of Nicaragua Samos. Types of the country: port, city. A Soviet specialist explains how to handle agricultural machinery. Construction of the first stage of the Momotombo geothermal power plant using volcanic energy. Sandinista fighters on the border. Cobra squadron soldiers training, American instructor's speech. 2h Prison near the city of Managua, where the contras are kept. The story of one of them about the La Fortuna camp in Honduras, where the contras are trained. American warships off the coast of Nicaragua.