Complex sentence: Timur took Herat in 1380 and he brought the Kartid dynasty to an end a few years later, but the city reached its greatest glory under the Timurid princes, especially Sultan Husayn Bayqara who ruled Herat from 1469 to 912/1506.
Split into simpler sentences: Timur took Herat in 1380 and he brought the Kartid dynasty to an end a few years later. The city reached its greatest glory under the Timurid princes, especially Sultan Husayn Bayqara who ruled Herat from 1469 to 912/1506.