Answer:
I believe that a combination of conquest and trade enabled both the Tang dynasty and the Han dynasty to spread over a larger territory.
The second Tang ruler, Taizong, strengthened the military, which probably helped the Tang conquer several weaker governments. The Silk Road opened up several trade routes, which allowed the Tang to travel to both nearby and distant places. The trade route may have also contributed to the spread of the Tang.
Similar to the Tang dynasty, the Han dynasty also boasted a powerful military. The military enabled the Han dynasty to conquer many weaker states and extend its empire. The Han dynasty also helped expand the Silk Road trade route, opening doors for trade and the exchange of ideas between China and other countries.
Step-by-step explanation: