The concept arose in response to European colonial legacies and the need for self-definition outside Western paradigms. In the 1930s and 1940s, Latin American scholars and foreign policy analysts promoted Latin Americanism as a pathway toward regional cooperation and collective economic development. It has been associated with movements such as the United Nations Conference on Trade, Investment and Development, which created the Latin American and Caribbean Regional is referred to as the Latin Americanism plane. This approach has informed regional initiatives such as the Latin American Integration Association (ALCA) and the Union of South American Nations (UNASUR), although the effectiveness and cohesion of these bodies have varied over time.
Artistically, Latin Americanism is evident in literature, music, and visual arts. Writers such as Gabriel García Márquez and Jorge Luis Borges explored the hybrid realities of mestizo societies, while composers and musicians incorporated indigenous rhythms and motifs into classical and popular forms. The movement also influenced political ideologies, including Latin American socialism and leftist revolutions, which used Latin Americanism as a legitimizing narrative for anti-imperialist actions.
Critics argue that the notion of Latin Americanism can obscure regional diversity, as the continent includes more than 20 independent states with differing languages, geographies, and political systems. Moreover, the emphasis on shared colonial history may overlook pre-colonial civilizations and contemporary multicultural narratives. Despite these debates, Latin Americanism remains a useful analytical framework for understanding the cultural cohesion and political aspirations that shape the modern Latin American region.