French defense firm Thales has unveiled its Sonar 76Nano, a miniaturized sonar system intended for underwater drones, demonstrating its capabilities for the UK Royal Navy. This development emphasizes the growing focus on autonomous underwater systems within NATO navies, particularly for anti-submarine warfare and infrastructure protection in the North Atlantic. As India navigates similar underwater threats in the Indian Ocean, the advancement of compact sonar technologies underlines the necessity for accelerated research and development in indigenous unmanned underwater vehicles (UUVs) and anti-submarine warfare (ASW) capabilities. This not only enhances India’s maritime security posture but also aligns with its strategic interests in countering evolving underwater challenges in the Indo-Pacific region.