First. Translate the letter to the editor into propositional logic and then standardize it.

Be sure to tell me what the letters represent. Do a long truth table to determine if the argument is valid or not.

It should be no surprise that if one makes, sells, and ships weapons then those weapons are going to maim or kill people.

If Canada doesnt want to be complicit in that, then theres a simple solution: We shouldnt manufacture weapons.