Beginning in 1977, Argentina provided the Salvadoran government with military training, money and weapons to suppress left-wing rebels in El Salvador.

[2] There were also high-level ministerial meetings between both governments to share military plans and tactics during the Salvadoran Civil War which broke out in 1979.

In October 2008, Argentine President, Cristina Fernández de Kirchner, attended the 18th Ibero-American summit in San Salvador.

In December 2010, Salvadoran President, Mauricio Funes, attended the 20th Ibero-American summit in Mar del Plata, Argentina.

[7] There have been several visits by Argentine business people to El Salvador to explore and increase trade relations between both nations.