Kingdom of Imereti
After the creation of the Kingdom of Imereti (15th century), Lechkhumi entered in the kingdom as a "Royal Domain". Lechkhumi was the most little political unity in Western Georgia. But, there were many fortresses and during the wars, the warriors of Imereti were coming in the region and renforced there against the invaders. Lechkhumi's gouvernant main prisons were called "Muris Tsikhe". In the Rioni gorge, the roads from Imereti were protected by these "Muris Tsikhe".