Complex sentence: Mussolini wanted to conduct a small offensive along the Gothic Line against the Allies with his new RSI Divisions; in December 1944, the Alpine Division "Monte Rosa" with some German battalions fought the Battle of Garfagnana with some success.
Split into simpler sentences: Mussolini wanted to conduct a small offensive along the Gothic Line against the Allies with his new RSI Divisions. In December 1944, the Alpine Division "Monte Rosa" with some German battalions fought the Battle of Garfagnana with some success.