Country's border (8)
I believe the answer is:
frontier
(Other definitions for frontier that I've seen before include "National border" , "Marches" , "International boundary" , "Boundary, border" , "wild area" .)
I believe the answer is:
frontier
(Other definitions for frontier that I've seen before include "National border" , "Marches" , "International boundary" , "Boundary, border" , "wild area" .)