Question: which visionary leader, and a great diplomat. was the legendary Crow chief of Little People of the Pryor Mountains 

Related documents: [0]  [DOC] In Crow called Alaxchiiaahush / Alaxchíia Ahú (″Many War Achievements″), he is better known by his English name as Plenty Coups (a translation of his name, coming from the word coup, meaning "counting many coups (war achievements"); 1848 – 1932) was the "Ashbacheeítche" (″Chief Of The Camp″, band chief) of the Mountain Crow Band (Ashalaho/, later: Awaxaawaxammilaxpáake) of the Crow Nation (Apsáalooke), a visionary leader, and a great diplomat. [END] 
[1]  [DOC] The Little People of the Pryor Mountains (known as Nirumbee or Awwakkulé in the Crow language) are a race of ferocious dwarves in the folklore of the Crow Nation, a Native American tribe. The Little People were also seen as imparting spiritual wisdom, and played a major role in shaping the destiny of the Crow People through the dreams of the legendary Crow chief, Plenty Coups. [END]  
Answer: Plenty Coups
Plenty Coups