The siege of the Alcázar was a highly symbolic Nationalist victory in Toledo in the opening stages of the Spanish Civil War. The Alcázar of Toledo was held by a variety of military forces in favor of the Nationalists. Militias of the parties in the Popular Front began their siege on July 21, 1936. The siege ended on September 27 with the arrival of the Army of Africa under Francisco Franco.

The campaign of Gipuzkoa was part of the Spanish Civil War, where the Nationalist Army conquered the northern province of Gipuzkoa, held by the Republic.

The siege of Gijón was a battle that occurred in Gijón, Asturias during the Spanish Civil War between 19 July and 16 August 1936. It was one of the first actions of the war.

The Battle of Guadarrama, also known as the Battle of Somosierra, was a battle that occurred in the Sierra de Guadarrama during the Spanish Civil War from 22 July to 15 September 1936.

The siege of the Montaña Barracks was the two-day siege which marked the initial failure of the July 1936 uprising against the Second Spanish Republic in Madrid, on 18–20 July 1936, at the start of the Spanish Civil War. The bulk of the security forces in Madrid remained loyal to the government, and supported by workers' militias, crushed the uprising.

The siege of Oviedo was a siege in the Spanish Civil War that lasted from 19 July until 16 October 1936. The town garrison, under the command of Colonel Antonio Aranda Mata, took sides for the Nationalist uprising and held out until relieved by a Nationalist force from Galicia.

The siege of the Loyola barracks was a siege and uprising at the military barracks in the Loyola neighborhood of San Sebastián, Spain, on 21 July 1936. It was part of the Spanish coup of July 1936 against the Second Spanish Republic, which led to the start of the Spanish Civil War.