An event leading to the collapse of the Han dynasty was
a. The Yellow Turban Uprising
b. The invasion of the Xiongnu
c. The rise of the "socialist emperor"
d. Moving the capital ot Luoyang
e. All of these choices are correct
An event leading to the collapse of the Han dynasty was "a. The Yellow Turban Uprising," since this greatly destabilized the existing power structure and leadership in the region.