The Middle Ages would see the rise and fall of many states, and almost constantly changing borders in any region. These videos show Asia during the medieval period, revealing how its empires and states came and went over years, decades and centuries.
One of the best YouTubers in mapmaking is OllieBye. Here is their video examining Asia as a whole. The medieval period starts around the 11-minute mark.
The History YouTube channel offers this overall look at Asia, between the years 771 BCE and 2017 CE.
We also have several videos focusing on different regions in Asia, starting with OllieBye on South Asia:
Southeast Asia:
and Central Asia:
EmperorTigerstar takes a look at East Asia:
as well as the Middle East: