Speaking as a generally pacifist observer from Australia (frequently cited as an example of how reaction to a mass shooting resulted in a change to stricter gun

Speaking as a generally pacifist observer from Australia (frequently cited as an example of how reaction to a mass shooting resulted in a change to stricter gun ownership laws, introduced by a conservative government no less)... Is there sufficient desire across the population for reduced gun ownership that a general strike would force some political action despite the involvement of the NRA, or is that a socialist fantasy?