Bricks are for decorative purposes nowadays (pretty siding). They aren't practical as you won't meet code for insulation. You will also need to frame another interior wall for vapor control.
A single layer brick wall isn't structural.
A single layer brick wall isn't structural.
My 92-year old house with single layer brick walls says otherwise. (And yes, it insulates badly, but it kept standing through a lot of storms.)
Not structural by current building standards. No doubt it is carrying a load today, bit you can't build a house that way anymore.