Singapore's upcoming trial of weaponized unmanned drones underscores Southeast Asia's growing interest in advanced unmanned systems for target tracking and engagement. Analysts stress the need for regulation and transparency amid a regional arms race.

Singapore’s plan to trial weaponised unmanned drones has put a spotlight on Southeast Asia’s fast-growing interest in systems that can track and strike at targets without putting operators directly in harm’s way. But as countries race to upgrade their drone and counter-drone capabilities, analysts say regulation, transparency and confidence-building will be crucial to prevent accidents or miscalculations that could fuel regional tensions. Singapore announced on Thursday that it would start...