"Ahhh," 1700's didn't have a concept of paramilitary! He has to think about it for a second. "You could call me military, but not in the traditional sense. I was never Captain of a ship." Pause. "Okay, there was that one." Longer pause, and he pulls a face as he remembers. "Two. And I kind of got them blown up."

"Damn." Jack shakes his head. "Um, short answer military? I worked with a special group under the jurisdiction of the British Crown." That much, at least, he should understand.