Sixteen families lost loved ones serving with 40 Commando in Afghanistan. But the unit was by no means the only one to be affected by the conflict.
Families from across our region lost sons, brothers and fathers, who were serving in military units based across the South West.
Ahead of today's parade our Somerset Correspondent David Woodland spoke to Judy Gaden, the mother of Corporal Tom Gaden, who was killed in Afghanistan four years ago:
More top news
Weather warnings are in place as Storm Imogen brings winds of up to 80 miles per hour.
Winds of nearly 80mph have been reported at Avonmouth as Storm Imogen arrives in the west.
After a weekend of heavy rain and high winds, the West Country has been told to brace for another bout of bad weather.