Defense of Gandesa by the XV International Brigade Historical milestone · Gandesa, Terra Alta, Tarragona Image of Gandesa, not of the place itself. In 1938 the capital of the comarca was the main objective of the Republican offensive of the Ebro. The XV International Brigade defended it for days before withdrawing, and the front was fixed in the popular song Si me quieres escribir. 1938 Photo: jordi domènech (CC BY-SA 3.0) What to see and do in Gandesa