Battle of Guadarrama

Battle of Guadarrama
Part of the Spanish Civil War
Republican soldiers and militiamen in the mountains of Navacerrada, 1936
Date 22 July–15 September 1936 Location Guadarrama Range, Ávila, Madrid and Segovia provinces, Spain Result Republican victory Nationalist offensive stopped, front stabilized until the end of the war
Belligerents
Spanish Republic	Nationalist rebels
Commanders and leaders
Maj. Gen. José Riquelme y López-Bago Col. Enrique del Castillo Lt. Col. Julio Mangada Lt. José María Galán Lt. Francisco Galán Cpt. Fernando Condés  † Juan Modesto Cipriano Mera	Gen. Emilio Mola Col. Francisco García-Escámez Col. José Gistau Algarra Lt. Col. Lisardo Doval Col. Ricardo Serrador Santés Onésimo Redondo  †
Units involved
Spanish Republican Army Antifascist Worker and Peasant Militias Fifth Regiment	Spanish Army FE de las JONS militias Requetés
Strength
At least 1 Bréguet 19

The Battle of Guadarrama (Spanish: Batalla de Guadarrama, also known as Batalla de Somosierra) was the first battle in the Spanish Civil War^[1] involving troops loyal to the Second Spanish Republic in the Sierra de Guadarrama. The battle took place in the last week of July and in early August 1936. The Nationalist side sent by General Mola was attempting to cross the mountain passes of the Sierra de Guadarrama and reach Madrid by the North, but the Republican side, made up of militiamen and troops disbanded by the government left Madrid to stop the Nationalists.^[2] The Republican side was successful and the Nationalist troops did not manage to cross the mountain passes.