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2. Tributary system of China - Wikipedia

   en.wikipedia.org/wiki/Tributary_system_of_China

   The tributary system of China (simplified Chinese: 中华朝贡体系, traditional Chinese: 中華朝貢體系, pinyin: Zhōnghuá cháogòng tǐxì), or Cefeng system (simplified Chinese: 册封体制; traditional Chinese: 冊封體制; pinyin: Cèfēng tǐzhì) at its height was a network of loose international relations centered around China ...

3. Jade Mirror of the Four Unknowns - Wikipedia

   en.wikipedia.org/wiki/Jade_Mirror_of_the_Four...

   Jade Mirror of the Four Unknowns, [1] Siyuan yujian (simplified Chinese: 四元玉鉴; traditional Chinese: 四元玉鑒), also referred to as Jade Mirror of the Four Origins, [2] is a 1303 mathematical monograph by Yuan dynasty mathematician Zhu Shijie. [3] Zhu advanced Chinese algebra with this Magnum opus.

4. Slab (geology) - Wikipedia

   en.wikipedia.org/wiki/Slab_(geology)

   The figure is a schematic diagram depicting a subduction zone. The subduction slab on the right enters the mantle with a varying temperature gradient while importing water in a downward motion. A model of the subducting Farallon slab under North America. In geology, the slab is a significant constituent of subduction zones. [1]

5. Cartography of China - Wikipedia

   en.wikipedia.org/wiki/Cartography_of_China

   The compass was then used from the 11th century during the Song dynasty, Yuan dynasty, Ming dynasty, and Qing dynasty in the study of geography. One of the most famous explorers in Chinese history was the 15th century admiral Zheng He , known for the Chinese exploration of the Pacific and his treasure voyages .

6. Red Turban Rebellions - Wikipedia

   en.wikipedia.org/wiki/Red_Turban_Rebellions

   The Yuan army retaliated by sending raiders to sack Buddhist monasteries, turning Zhu's home into a battlefield. His temple was burned down in the same month. On 15 April, Zhu joined the Red Turban rebellion under Guo Zixing's command. Zhu married an adopted daughter of Guo who would later become empress. In 1353, two other rebels on the run ...

7. Eight Banners - Wikipedia

   en.wikipedia.org/wiki/Eight_Banners

   In war, the Eight Banners functioned as armies, but the banner system was also the basic organizational framework of all of Manchu society. Created in the early 17th century by Nurhaci , the banner armies played an instrumental role in his unification of the fragmented Jurchen people (who would later be renamed the "Manchu" under Nurhaci's son ...

8. Military of the Yuan dynasty - Wikipedia

   en.wikipedia.org/wiki/Military_of_the_Yuan_dynasty

   In 1353, Yuan Mongol forces used huotong (fire tubes) that fired "fire barbs" against the armies of Zhang Shicheng. [43] In 1356, one of the Yuan gunners, Yang Paoshou (Yang "Cannon hand"), defected to Zhu Yuanzhang's side. He led a detachment of hand gunners against the forces of Chen Youliang in 1363. [51]

9. Zhongyuan - Wikipedia

   en.wikipedia.org/wiki/Zhongyuan

   Zhongyuan (Chinese: 中原; pinyin: Zhōngyuán), the Central Plain(s), also known as Zhongtu (Chinese: 中土; pinyin: Zhōngtǔ, lit. 'central land') and Zhongzhou (Chinese: 中州; pinyin: Zhōngzhōu, lit. 'central region'), commonly refers to the part of the North China Plain surrounding the lower and middle reaches of the Yellow River, centered on the region between Luoyang and Kaifeng. [1]