During World War I the regiment consisted of 9 battalions and saw heavy fighting in the Alps against Austria’s Kaiserjäger and Germany’s Alpenkorps.
The battalions of the regiment in these days were (pre-war raised units in bold, followed by their first and second line reserve battalions):
 Ceva, Val Tanaro, Monte Mercantour
 Pieve di Teco, Val Arroscia, Monte Saccarello
 Mondovi, Val d'Ellero, Monte Clapier
During World War I the regiment consisted of 9 battalions and saw heavy fighting in the Alps against Austria’s Kaiserjäger and Germany’s Alpenkorps. The battalions of the regiment in these days were (pre-war raised units in bold, followed by their first and second line reserve battalions):
 Ceva, Val Tanaro, Monte Mercantour
 Pieve di Teco, Val Arroscia, Monte Saccarello
 Mondovi, Val d'Ellero, Monte Clapier
1st Alpini Regiment