Cuban nation is the original population of Republic Cuba. Number about 8,2 million. The population (1970, estimation), Speak in Spanish with domestic acents features indian and African derivation reduced alternatives of the spanish words. Believing - cubans are predominantly Catholics; there are protestants and adherents different afro-christian cults. In antropoligical sense cubans are heterogeneous: among them there are representatives european and black races, also mulats and metis of different degrees of interexchange. Cuba take place from merging spanish migrants with blacks, brought to Cuba predominantly from Western Africa as the slaves (16- 19 centuries). The natives - indians participat also in an incipient state in forming the cuban people, but these cultural process were 16 century and to the present day non existent, the suriving almost all were completely exterminated by spanish conquerers. By the relevant stages of national consolidation Cuba have a 30-year's natioinal-liberation war 1868-98, revolution 1933 and national revolution 1959, that have outgrew into socialist revolution later on. Cuba are reshaped in a socialist nation and are taken up predominantly in an agriculture (main culture - sugar reed), and also in an industry with related market segmentation. For national culture of Cuba the combination of spanish and African elements, specially in music and dances is characteristic.