It was formed when the former territories of the republic were given to the Kingdom of Sardinia in 1815 as a result of the Congress of Vienna, and dissolved after the Perfect Fusion of 1848.

Ligurian people, with their independentistic and republican traditions, never liked their new political status, and riots sometimes exploded in Genoa.

The state used the Sardinian lira as its currency, although the Mint of Genoa remained in operation by issuing coins.

Replacing the French legislation in force, a specially introduced code was put into place, called; The regulation of the S.M.

It included the provinces of Genoa, Savona, Cairo Montenotte, Albenga, Finale Marina, Gavi, Bobbio, Chiavari, La Spezia and Sarzana.