<P> In 1823 , the nation of Central America was formed . It was intended to be a federal republic modeled after the United States of America . It was provisionally known as `` The United Provinces of Central America , '' while the final name according to the Constitution of 1824 was `` The Federal Republic of Central America . '' It is sometimes incorrectly referred in English as `` The United States of Central America . '' The Central American nation consisted of the states of Guatemala , El Salvador , Honduras , Nicaragua , and Costa Rica . In the 1830s , an additional state was added , Los Altos , with its capital in Quetzaltenango , occupying parts of what is now the western highlands of Guatemala and part of Chiapas ( now part of Mexico ) , but this state was reincorporated into Guatemala and Mexico respectively in 1840 . </P>
when did central america break away from mexico and what did they call themselves
1823 The Federal Republic of Central America