His experience in the field would prove invaluable in a frontier state always in the grip of war.

The people respect you and depend on you, and we're still a frontier state.

Even less we would like to be a "frontier state."

Peru had passed within fifty years from a frontier state to a state in renaissance.

But this frontier state, a new target of investors and settlers, is quickly changing.

Raising cotton in the new frontier state of Mississippi proved to be lucrative for the Brown family.

More accurately their kings can be described as phylarchs, native rulers of subject frontier states.

Arkansas considered selling bonds to raise funds, but the frontier state remained an unknown and was not seen as a safe investment.

Hungary was for centuries the frontier state between the Ottomans and Europe.

That may well have spin-off consequences for frontier states.