This dynasty took one of its names from the second ruler, Abahai, who used the local word for "pure," but its true power had been established by Abahai's father, Nurhachi.  
Its power was quickly consolidated by organizing troops into the Army of the Green Standard to maintain peace.  Its founders, members of the Jurchen tribe, formed a solid military state and soon set up an unofficial capital at Mukden.  This dynasty took one of its names from the second ruler, Abahai, who used the local word for "pure," but its true power had been established by Abahai's father, Nurhachi.  Ending in 1911 when emperor Henry Pu-Yi abdicated , FTP, name this successor to the Ming Dynasty, thus the last imperial dynasty of China.
Its power was quickly consolidated by organizing troops into the Army of the Green Standard to maintain peace.  
Ch'ing Dynasty or Manchu Dynasty or Qing Dynasty