If he says about historical turning point should explain how the event changed blank the history

Here's link to the

cutt.ly/rzNrBcz

(202 bc - 220 ad) dynasty started by lui bang; a great and long-lasting rule, it discarded the harsh policies of the qin dynasty and adopted confucian principles; han rulers chose officials who passed the civil service exams rather than birth; it was a time of prosperity

the space race was a battle to make advanced technology to get to the moon and to get a better understanding of space.