Angelo Tasca, a pivotal figure in 20th-century Italian political history, and indeed European history, is frequently overshadowed by his Fascist opponent Mussolini or his Socialist and Communist colleagues (Gramsci and Togliatti). Yet, as Emanuel Rota reveals in this captivating biography, Tasca--also known as Serra, A. Rossi, Andr? Leroux, and XX--was in fact a key political player in the first half of the 20th century and an ill-fated representative...