What were some of the problems Italy faced after unification?

During the Italian unification movement, it had to face a lot of obstacles such as foreign intervention, disunity of the Italian, weak national feeling among the Italian states. Both the serious obstacles hindered the Italian to unify their country.

Explanation:

answer; i believe that the correct answer is (chronological order);

they wanted the u.s. to fight on the side of the central powers.