1. Borders or limits between territories, regions, or countries whose ownership, jurisdiction, or demarcation is contested or under disagreement
The disputed boundaries between the two nations have been a source of conflict for decades.
As fronteiras disputadas entre as duas nações têm sido uma fonte de conflito por décadas.
2. Demarcation lines whose exact location or legitimacy is challenged by one or more parties
International mediators were brought in to help resolve the disputed boundaries in the region.
Mediadores internacionais foram trazidos para ajudar a resolver as fronteiras disputadas na região.