It will depend on the time frame you are referring to. Today's guns do not have a 'trigger' they are fired electronically with a button or switch. In the past they might have a lanyard that has to be yanked, or they were fired by lighting a fuse.
Mulan used a cannon to trigger the avalanche in the mountains.
biofedback
yes
a fight-or-flight reaction.
The trigger on a cannon breach shotgun works by releasing the hammer when the shooter is ready to fire. This strikes a firing pin when in turn ignites the gun power in the shell casing.
there is a stick beside the fire click it and it will push the cannon ball walk with it to the elevator then pull the trigger!
Carronade.
DRAGONS
Dragons
Dragons
The Caronnade.
The mission of the Navy is to maintain, train and equip combat-ready Naval forces capable of winning wars, deterring aggression and maintaining freedom of the seas. Additionally, a navy must be prepared to engage opposing navies, either by direct cannon fire or by submarines.