His posterity kept possession till 1369, when Timur or Tamerlane bore down everything before him, and established his capital at Samarkand, which with Bokhara regained for a time its former splendour.
Mackenzie's other siblings, Jeffrey, Tamerlane and Bijou have not commented on the book or what Mackenzie's relationship was with their father.
He nourished the grandiose idea of driving out the hordes of Tamerlane, freeing all Russia from the Tatar yoke, and proclaiming himself emperor of the North and East.
Not the Western Crusades but an Eastern rival, Timur (Tamerlane), king of Transoxiana and conqueror of southern Russia and India, was destined to arrest the progress of Bayezid; and from the battle of Angora (1402) till the days of Murad II.
In 1400 he was sent to Damascus, in connexion with the expedition intended to oppose Timur or Tamerlane.