 The leftist Revolution of 1936 that preceded the war was accompanied since the first months by an escalation of leftist anticlerical terror that, between July 18 and 31 alone, killed 839 religious, continuing during the month of August with 2055 other victims, including 10 bishops killed, that was 42% of the total number of registered victims in that year.Particularly noteworthy repression was conducted in Madrid during the war.The Republican government was anticlerical, and, when the war began, supporters attacked and murdered Roman Catholic clergy in reaction to the news of military revolt.