Rubuta ci gaba don wannan sakin layi - A watan Nuwamba an kira Durruti don yin aiki tare don kare Madrid, amma ba a ba shi izinin ɗaukar fiye da wani ɓangare na rukunin ba (kimanin 1,400 daga cikin militiamen sama da 6,000 da rukunin ke da su a lokacin). Wannan sashe na shafi an hallaka shi a Madrid, a yakin Ciudad Universitaria
, kuma Durruti ya mutu a can daga wani harbi na kusa da asalin da ba a sani ba a ranar 20 ga Nuwamba. An maye gurbinsa a matsayin shugaban " Durruti Column " a Madrid ta Ricardo Sanz. A cikin Aragon, José Manzana ne ya ba da umarnin wannan rukunin wanda ya ƙare da karɓar aikin soja, don haka ya zama Rukunin na 26. Ricardo Sanz ya dauki umurnin dukan shafi a watan Afrilu 1937. Tare sun yi yaƙi a Yaƙin Belchite da kuma kare Catalonia a watan Janairun 1939.