1. A border or boundary between countries or regions that allows free movement of people, goods, and services without customs checks, visa requirements, or other regulatory controls
The agreement established an unrestricted border between the two nations, allowing citizens to travel freely.
O acordo estabeleceu uma fronteira sem restrições entre as duas nações, permitindo que os cidadãos viajassem livremente.
2. A border with minimal or no immigration, trade, or security limitations
The unrestricted border policy has increased trade significantly between the neighboring countries.
A política de fronteira sem restrições aumentou significativamente o comércio entre os países vizinhos.