The maritime tensions in the South China Sea, involving China, the Philippines, Vietnam, Malaysia, and Brunei, are widely recognized as a major regional flashpoint. However, these waters are not the only areas where territorial instability threatens peace in Southeast Asia. Several land-based border disputes continue to simmer, often remaining below the headlines until they escalate into crisis.
These contested land borders present a genuine risk of conflict, with some situations being more volatile than others. In fact, the intensity of these disputes has already been proven, as one of these land-based flashpoints erupted into a full-blown shooting war in 2025. Given the nature of these ongoing tensions, such violent confrontations remain a possibility that could occur again at any time.
Today, we’re going to talk about three other territorial disputes in the region – the kind of flashpoints that stay below the headlines until it’s too late. Stay tuned, because we’re ranking them in order: from the least likely to spark an actual shooting war to the highest risk of conflict.
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