Satellite imagery shows Houthis have dug roughly 20 km of trenches in the mountains around Bab al-Mandab between Sept 8-16.
Time-lapse comparisons clearly show new earthworks appearing across the hillsides.
The trenches serve a dual purpose: defending against any Saudi-backed counteroffensive to retake the coast, and providing observation posts overlooking the shipping channel.
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1September 17, 2026 4K 1 69
