▁L ening rad , ▁and ▁Sver d lov ▁Commun ist ▁University . ▁ ▁Nov ella ▁was ▁arrested ▁in ▁ 1 9 4 2 , ▁but ▁the ▁V ich y ▁regime ▁was ▁una ware ▁of ▁his ▁true ▁identity , ▁and ▁so ▁he ▁was ▁soon ▁released . ▁ ▁In ▁ 1 9 4 3 , ▁he ▁managed ▁to ▁c land est in ely ▁re - enter ▁Italy , ▁and ▁began ▁organ ising ▁an ▁opposition ▁group , ▁from ▁a ▁base ▁in ▁Milan . ▁ ▁From ▁ 1 9 4 5 , ▁he ▁served ▁on ▁the ▁Italian ▁Commun ist ▁Party ▁( PC d ' I )' s ▁central ▁committee , ▁and ▁in ▁ 1 9 4 6 , ▁he ▁was ▁elected ▁to ▁the ▁assembly ▁of ▁the ▁Province ▁of ▁Gen oa . ▁ ▁Nov ella ▁worked ▁as ▁the ▁PC d ' I ' s ▁regional ▁secretary ▁for ▁Lig uria , ▁then ▁Lomb ard y , ▁then ▁from ▁ 1 9 4 8 ▁was ▁the ▁principal ▁organ iser ▁of ▁the ▁Italian ▁General ▁Confeder ation ▁of ▁Labour ▁( CG IL ). ▁ ▁From ▁ 1 9 5 5 , ▁he ▁was ▁the ▁leader ▁of ▁the ▁Federation ▁of ▁Met all urg ical ▁Work ers , ▁then ▁in ▁ 1 9 5 8 , ▁he ▁was ▁elected ▁as ▁general ▁secretary ▁of ▁CG IL . ▁ ▁CG IL ▁grew ▁under ▁his ▁leadership , ▁and ▁he ▁was ▁also ▁appointed ▁as ▁president ▁of ▁the ▁World ▁Federation ▁of ▁Trade ▁Un ions ▁( W FT U ). ▁ ▁However , ▁he ▁became ▁critical ▁of ▁some ▁tact ics