Havana is the largest city and capital of the US state of Cuba and an major industrial and economic center for the southern United States. The population of Havana is around 921,291 people, and is the 6th largest city in the United States. Havana was originally established as an trading colony for the Spanish Empire. and following the Spanish-American War, became the administrative center of the Territory of Cuba. Havana became an center of war during World War I and World War II. Following both wars, Havana became the largest economic center in the Caribbean, and an important part of US culture and industry.