Battles of Jarama

In the middle of January 1937 was concentrated in Guadalajara, being prepared for an offensive nonata on Brunete. After being a reserve unit and relay in the defense of Madrid, after a brief rest in the rear, Alcala de Henares and Guadalajara, is mobilized to intervene as a stopper force of the regular forces of Barrón and Buruaga, in the vicinity of La colina of Suicide and white house. With the duties of the battle of Jarama, he was entrusted with the conquest of Pingarrón in the last moments. Intervened in the Battle of Jarama attacking the hill of El Pingarrón on February 19, after winning and losing three times, the unit is decimated and in the front line, then being eliminated a company commanded by Captain Ventura Monge that could only resist in the trenches waiting for a support that will never come, The freedom days after will echo its disappearance.

After this battle, the commander of the Parapar unit was sued for the gross negligence of human losses, as well as an unfavorable report to El Campesino for skipping and disobeying the orders of the high command of Miaja and Rojo. He returned to the front located in the Alto Tajuña, holding heavy combats during the Republican offensive, and the subsequent Francoist counter-offensive, carried out in this area between March 14, March 22, March 31 and April 16, 1938, in that the brigade, coming from the reserve, successfully commissioned the offensive in the central area between April 2 and 6. The combat around the municipalities of Abánades and Sotodosos cost the brigade many losses, The commander of the 261st Battalion, the eldest of militias Juan Molina Aliaga, was discharged for dissensions with his commissar.

On May 15, 1938, the commander of the Infantry Juan Andrés Vivó del Toro, who had been a lieutenant in the Vizcaya Regiment No. 12 of the garrison in Alcoy, assumed command. At that time, the political commissar of the brigade was Bienvenido Hernández García, a member of the PSOE. The 66th Mixed Brigade later returned to the Madrid Front, settling in Villaconejos. In June 1938 he joined the reserve Army Center, in Loeches. The commander Vivó was replaced by the eldest of militias José del Rey Hernández and took over as commissioner Francisco Testiliano.^[4]

Battle of the Extremadura

On July 22, 1938, she was sent to the Extremadura Front, where she joined the Zújar Division, which later became the 51st Division. On August 2 of that year he entered the front line of combat, trying to oppose the Francoist offensive on Cabeza del Buey (Badajoz), without success. It retreated from the Buitrera and Rinconada mountain ranges to the south of the Zújar river. Later he made a counterattack in the sector of Peñalsordo, occupying the vertex of Peña Bermeja, although he did not achieve his goal of occupying the vertices of Almagrera, Peñón and Cabezuela. After this battle he retired to Añora (Córdoba) for its reorganization. While its Division was returning to Levante, the 66th Mixed Brigade remained as a reserve in Extremadura until the end of the Civil War. In February 1939 their commanders were: Commander of the Brigade, Major José del Rey Hernández, 4 political commissar, Francisco Testiliano; commander of the 261st Battalion, Major Juan Molina Aliaga; Commander of the 262nd Battalion, Major Alberto Schemer; commander of the 263rd Battalion, Major El Moreno; Commander of the 264th Battalion, Major Manuel Ortiz.[5]