The Siege of Constantinople: The End of the Middles Ages 1453 A.D.

From BoardGameGeek:

Published in Strategy & Tactics magazine #66. Historical simulation of the fall of Constantinople to the Ottoman Turks in 1453. There are rules for two games included; one which covers the final assault, in which most of the action occurred (~2 hrs), and one which covers the entire siege (~4 hrs). 200 counters. Considered to be the "fifth quad" game from The Art of Siege set. Scale: Level of Complexity = Moderate Average Playing Time = 5 hours Suitability for Solitaire Play = Moderate