Force? What, like with an army or something?

[But Bucky's thought process causes a little awkward silence for him, remembering that yeah--people back then didn't exactly have Walkmans. To fill the gap, he puts more shaved ice in his mouth, letting the soldier think it over.

And when the answer comes...fingergun point]

Right! Those old things. Mom used to talk about 'em all the time...Giant things with discs the size of dinner plates.