Bagrat secretly informed his sons Constantine and George, who gathered an army and ambushed Timur's troops in a gorge, freed their father and withdrew to Tbilisi.
In 1396, Constantine who had been exiled to the North Caucasus took advantage of the Timurid invasions of Georgia and the death of Vameq I Dadiani, he returned to Imereti and organized a new rebellion.
[8] Without much resistance, the new rebel captured numerous fortresses and had himself crowned Constantine II of Imereti, but failed to unite with the region's great feudal lords.
The Georgian army cut it way through the besiegers temporarily freeing the Jalayirid Prince Tahir and some of those inside the castle, while the Timurid general Seif ad-Din fled.
[18] After the war, of those who survived the fighting and reprisals, many thousands died of hunger and disease, and 60,000 survivors were enslaved and carried away by Timur's troops.
Timur made peace with George on condition that the King of Georgia supplied him troops during his campaign against Ottoman Empire and granted the Muslims special privileges.
[21] Once the Ottomans were defeated at the Battle of Ankara, Timur, back to Erzurum in 1402, decided to punish George VII for not having come to present his congratulations on his victory.