A significant group of Latin American countries with leftist governments have created new mechanisms for integration among themselves, as well as more autonomous relations with the US. Traditional bodies such as the Organization of American States and the Andean Community of Nations – in which US influence is a defining feature – have weakened, making way for Chávez’s Bolivarian Alliance for the Peoples of Our America (ALBA), the Community of Latin American and Caribbean States (CELAC), and the Union of South American Nations (UNASUR).