Otto Fretter-Pico was a German general in the Wehrmacht during World War II. A veteran of WWI and the younger brother of General Maximilian Fretter-Pico, he took part in operations from Poland to France, and from the Soviet Union to Italy. Fretter-Pico commanded artillery units before commanding the 57th Infantry Division and the 148th Infantry Division. He was a recipient of the Knight's Cross of the Iron Cross of Nazi Germany.

The Battle of Collecchio-Fornovo was a battle of the Second World War between the Brazilian Expeditionary Force, along with Italian partisans and units from the American 1st Armored and 92nd Infantry Divisions, against the Wehrmacht's 148th Infantry Division, 90th Panzergrenadier Divisions and the fascist National Republican Army's 1st Bersaglieri "Italia" and the 4th Alpini "Monte Rosa" Divisions. The battle was fought around the town of Fornovo di Taro, about 8 miles (13 km) to the southwest of Parma, Italy. The Allies defeated the Axis forces, which were attempting to break through to the north.