The Battle of the Alps was the first major engagement by a state which abandoned its monarchy in what year?
Italian invasion of France The Italian invasion of France, also called the Battle of the Alps (10–25 June 1940), was the first major Italian engagement of World War II and the last major engagement of the Battle of France.
Grand Duchy of Tuscany The Grand Duchy of Tuscany (Italian: "Granducato di Toscana" , Latin: "Magnus Ducatus Etruriae" ) was a central Italian monarchy that existed, with interruptions, from 1569 to 1859, replacing the Duchy of Florence. The grand duchy's capital was Florence. Tuscany was nominally a state of the Holy Roman Empire until the Treaty of Campo Formio in 1797.