High-altitude Sela tunnel becomes new flashpoint in India-China border tension.

A high-altitude tunnel in northeastern India has become a new flashpoint in tension between India and China, as the Sela tunnel enables faster, all-weather access to a tense de facto border. China has long contested India's border, with both nuclear-armed powers clashing in recent years. The tunnel, inaugurated by Indian PM Narendra Modi, has been hailed as a feat of engineering, blasted through the Himalayas at an elevation of 13,000 feet.

March 22, 2024
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