Napoleon again disappointed the hopes of Italy, allowed Poland to be crushed, and allowed Prussia to triumph over Denmark regarding the Schleswig-Holstein question. These inconsistencies led opposition leaders to form the "Union libérale", a coalition of the Legitimist, Liberal and Republican parties. The Opposition gained forty seats in the elections of May–June 1863, and Adolphe Thiers urgently gave voice to the opposition parties' demands for "necessary liberties".