What is "statal"

Statal \Sta"tal\ (st[=a]"tal), a. Of, pertaining to, or existing with reference to, a State of the American Union, as distinguished from the general government. [R.]

I have no knowledge of any other kind of political citizenship, higher or lower, statal or national.
--Edward Bates.

a. 1 (context dated English) referring to a state of the American Union, in contrast to the general government. 2 Relating to any nation-state. 3 (context linguistics English) (rfdef lang=en topic=linguistics)