This last theory seems to have inspired both the coat of arms and the town's motto - sic ex murice gemmae - which is Latin for "thus from the rock, buds".

[5] The territory was inhabited in ancient times by the pile-dwelling terramare civilization, then by an Eastern Ligurian tribe - the Friniates - during the Iron Age.

The Boii were the most powerful and numerous Celtic tribe of Northern Italy, or Cisalpine Gaul, which they fiercely defended from the Romans.

During the Second World War, immediately after the Armistice of Cassibile was made public on 8 September 1943, Sassuolo was swiftly occupied by German troops.

The occupation was met with strong resistance from the civilian population, until the town was liberated on 23 April 1945 (Saint George's Day) by the Brazilian Expeditionary Force.

[10] Upon their promotion to Serie A in 2013 U.S. Sassuolo Calcio; joined a select group of teams not belonging to a provincial capital city: Empoli, Legnano, Pro Patria, Carpi and Casale.