Assertion: empire's army | /r/CapableOf | attack in henan
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text: After the first Mongol invasion of Vietnam in 1258, Mongol general Uriyangkhadai attacked Guangxi from Hanoi as part of a coordinated Mongol attack in 1259 with armies attacking in Sichuan under Mongol leader Möngke Khan and other Mongol armies attacking in modern-day Shandong and Henan.