Rome, Italy 

Prior to Italian unification in 1861, the United States had diplomatic relations with the main entities of the Italian peninsula: the Kingdom of Sardinia, the Kingdom of the Two Sicilies, and the Papal States. The American Legation in Italy was elevated to an embassy in 1893, and apart from a three-year interruption during World War […] 

U.S. Embassy San Jose, Costa Rica 

San José, Costa Rica 

Costa Rica was originally part of the United Provinces of Central America, which had separated from Mexico in 1823. Although the United Provinces had separated into El Salvador, Guatemala, Honduras, Nicaragua, and Costa Rica by 1839, Costa Rica did not formally declare its independence until August 30, 1848. The United States and Costa Rica have […] 

U.S. Embassy San Salvador, El Salvador 

Antiguo Cuscatlán, El Salvador 

In 1821, El Salvador and the other Central American provinces declared their independence from Spain. In 1823, the United Provinces of Central America was formed of the five Central American states. El Salvador declared itself an independent republic in 1839, although the next several decades were marked by frequent revolutions. Following a coup in 1931, […] 

U.S. Embassy Sana’a, Yeman 

Sana'a, Yemen 

The area that comprises Yemen today was divided, since the nineteenth century, in two along a north-south divide. The two countries were formally unified as the Republic of Yemen in 1990 though civil war broke out in 1994. The United States established diplomatic relations with North Yemen in 1946 and South Yemen in 1967. Yemen’s […] 

U.S. Embassy Santiago, Chile