1. An international boundary between countries or regions that has been officially agreed upon and is recognized by the parties involved, typically through treaties or international law
The settled border between France and Germany has remained stable for decades.
A fronteira estabelecida entre a França e a Alemanha permaneceu estável por décadas.
2. A demarcation line between territories that is no longer subject to dispute or negotiation
The two nations agreed to recognize the settled border as final.
As duas nações concordaram em reconhecer a fronteira estabelecida como definitiva.