Kammala jumla mai zuwa: A cikin shekaru goma, tare da farkon abin da ake kira, "dabarun tashin hankali", CGIL ta kasance makasudin harin ta'addanci, wanda ƙungiyoyin neo-fascist suka aikata. A ranar 28 ga Mayu, 1978, bam ya fashe a yayin wani gangamin kungiyar kwadago a Piazza della Loggia, Brescia, inda ya kashe mutane takwas kuma ya raunata fiye da ɗari. An sanya bam din a cikin kwandon shara a gabashin filin. Wannan shi ne farkon shekarun Lead, wani lokaci na rikice-rikice na zamantakewa da siyasa wanda ya kasance daga ƙarshen shekarun 1960 zuwa farkon shekarun 1980, wanda aka nuna ta hanyar ta'addanci na hagu da na dama, wanda ya ƙare tare da
satar da kisan shugaban jam'iyyar Christian Democrat, Aldo Moro, a shekarar 1978 da kuma kisan gillar tashar jirgin kasa ta Bologna a shekarar 1980.