Sentences with Borderline

The soldiers patrolled along the borderline, ensuring the security of the country.

The children played near the borderline, their laughter echoing in the open field.

The negotiations reached a critical point at the borderline between the two nations.

The scientists conducted experiments at the borderline of human knowledge, pushing the boundaries of discovery.

The wildlife sanctuary was established near the borderline to protect endangered species.

The marathon runners reached the borderline of exhaustion as they approached the finish line.

The scholars engaged in a heated debate at the borderline of philosophy and ethics.