The main diplomatic challenge facing President James Monroe in 1820 was
a. the continuing threat of 2 intervention in the United States.
b. the development of trading rights with Latin America.
c. establishing friendly relations with France.
d. responding to the revolt of Spain’s Latin American colonies.

Respuesta :

The main diplomatic challenge facing President James Monroe in 1820 was "d. responding to the revolt of Spain’s Latin American colonies," since this presented security challenges for the US.