These were HMS `` Arrogant '' and HMS `` Victorious '' , sent Sending to drive Motion off the French before they could attack Attack the scattered British shipping and ports in the region .

On 9 September Sercey 's frigates formed Cause_to_amalgamate a line of battle , successfully engaging Hostile_encounter first `` Arrogant '' and then `` Victorious '' and inflicting Causation damage Damaging on each while preventing Preventing_or_letting them from supporting one another .