It has historical importance since it played a fundamental role as a site for negotiations and battles between guerrillas and the government during Civil War of El Salvador.

Arising from the colonial period, the name derives from a place formerly called the Palmita, a small village in the area located near Nonuapa River.

[2] The area has great relevance in the History of El Salvador since it played a prominent role in the solution of civil war.

[1] On October 15, 1984, the president Jose Napoleón Duarte and the leaders of the Frente Farabundo Martí para la Liberación Nacional (FMLN) had their first encounter, initiating the treaty that would culminate with Peace Accords of Chapultepec.

[7] Coffee production is, according to the municipal economic report of 2006, the second most important industry in La Palma, although it has been decreasing due to the strong competition of foreign producers.