An engineer in this subnational political unit developed a way to make artificial glaciers now used for local irrigation, (-5[1])dubbed “ice stupas.” This region’s namesake chronicle describes its history as a trade hub formerly called “Maryul,” accessed by the Khardung La from Yarkand to the north or the Zoji La from a “vale” to the south. This is the most Buddhist political unit in its country due to a majority around its capital, Leh. This modern political unit’s Shyok River is indirectly fed by the second-longest glacier in the world, the (*) Siachen. This political unit, which names a southeastern extension of the Karakorams, claims but does not control Aksai Chin. A December 2023 court decision upheld the 2019 revocation of Article 370 to (-5[1])create this political unit. For 10 points, what largest Union Territory was formed by the partition of Jammu and Kashmir? ■END■ (10[1]0[2])