Between 19th and 20th Century. From Natura Non Facit Saltus to Abrupt Leaps

Positivism and naturalism dominate until the early twentieth century. Jurists, political scientists, historians believe in the principle of continuous and slow evolution of society and law. Then, within a few years, this idea is replaced by the doctrines of clash, of rapid changes, of the weight of individual energies: the humus that gives birth to the turbulent events of the century (Scialoja, Rava, Orlando, Loria, Brugi, de Francisci, Morasso, Lacerba).