Sounds a little more like a prison in some regards. Aramis could leave the Musketeers if he desired, move across the lands, maybe even go to another kingdom if he was inclined. He wasn't. He was a French man through and through, but if his king ordered, he would follow the orders. Had before. "Are you so close to another that you can build a bridge, if desired?"

Trying to get an impression of where it was that Harry came from.