In 1709, Kangxi stripped his second son Yinreng of his crown prince position, leaving the position open for competition among his remaining sons (Kangxi had 24 sons who reached adulthood).
In 1709, Kangxi stripped his second son Yinreng of his crown prince position. Yinreng had been the crown prince for his whole life; his removal left the position for heir open for competition among his remaining sons (Kangxi had 24 sons who reached adulthood).