
1) Head of state
Found on
https://www.crosswordclues.com/clue/chanyu

Chanyu (also known as Chan-yu and Shanyu; {zh|t=單于|s=单于|w=Ch`an2-yü2|p=Chányú}; Middle Chinese: tɑn˥˩i̯u˩ (Guangyun) or ʑi̯ɛn˩˥i̯u˩; Xiongnu language: Sanok or Tsanak, short form for Chengli Gutu Chanyu (Cheng-li Ku-tu Chan-yu; {zh|t=撐犁孤塗單于|s=撑犁孤涂单于|w=Ch`eng1-li2 Ku1-t`u0 Ch`an2-yü2|p=Chēnglí G...
Found on
http://en.wikipedia.org/wiki/Chanyu

(from the article `Xiongnu`) ...became the Great Wall. The Xiongnu became a real threat to China after the 3rd century , when they formed a far-flung tribal confederation under a ...
Found on
http://www.britannica.com/eb/a-z/c/55
No exact match found.