"defeating the Xiongnu and driving them from the Ordos region" . . "Qin's campaign against the Xiongnu" . . . . . "military campaign" . "drive the Xiongnu from the region" . . . "Qin's campaign against the Yue tribes" . . . "campaigns" . . . . "Xiongnu" . "drove the Xiongnu northward" . . "military campaign led by General Meng Tian" . "Qin victory" . "Qin dynasty" . . "campaigns against the Xiongnu" . "northward" . "Reported as 100,000 or 300,000 troops" . "\u2014" . . "Qin's campaign against the Xiongnu" . . . "campaign" . . . . . . "drive the Xiongnu and other northern peoples from their homeland" . . "campaign against the Xiongnu" . . . . "Qin campaign against the Yue tribes" . .