<prompt> Bhala okuqhubekayo kwalesi sigaba - NgoNovemba 1936, uJacobsen wakwazi ukunxenxa inhlangano yabasebenzi ukuba inikeze imali ethile, naphezu kokuphikisa kwabathile e-Scottish Labour Party. NgoJanuwari 1937 kwahamba umkhumbi wesibili, nawo owawuholwa uJacobsen, waya eSpain. Iqembu lesibili le-SAU ligxile emizamweni yalo enhlokodolobha, eyayihlushwa ukuhlaselwa kweSiege of Madrid  <response>: . futhi. Umsebenzi wabo wanconywa ngentshiseko kuyi-Politica, iphephandaba laseMadrid. Ngemva kwezinyanga eziningana kusetshenzwa ukuze kukhishwe abalimele futhi kunikezwe usizo, ngaphansi kwengcindezi yokuqhunyiswa kwamabhomu, umkhumbi wesibili wabuyela ngoJulayi, ukuze uthathelwe indawo umkhumbi wesithathu ngoSepthemba. 