What happened on this land around c. 1300–1400 CE (post-Ilkhanid fragmentation)?

Political fragmentation, recovery of Persian cultural life, and rising local strongmen—setting stage for Timur's conquests.
Rulers
Successor local dynasties (e.g., Jalayirids, Muzaffarids)
14th century
Fragmented post-Ilkhanid political landscape.
Battles
Inter-dynastic wars
14th century
Regional struggles for control among successor dynasties.