The main characters of the book are the king of Armenia and the caliph of Baghdad. The plot of the book "Armenia and the Arab Caliphate" revolves around the confrontation between two civilizations - the Aramaic and the Arab, which took place in the Middle Ages. The main characters of the book are the king of Armenia and the caliph of Baghdad. The story begins with the reign of King Smbat IV, who ruled Armenia in the 10th century. He was a wise and just ruler, who sought to strengthen his kingdom and protect his people from external threats. At the same time, the Arab Caliphate was expanding its borders and seeking to spread its influence throughout the region. As the story progresses, we see how the king of Armenia and the caliph of Baghdad have different views on the world and their respective roles in it. The king believes in the importance of preserving the cultural heritage of his people and maintaining their independence, while the caliph sees the spread of Islam as the only way to unite the peoples under his rule. This conflict serves as the central theme of the novel, as both sides seek to assert their dominance over the other. Throughout the book, we see how technology evolves and plays a crucial role in shaping the fate of these two civilizations. From the development of new weapons and armor to the use of diplomacy and espionage, technology is constantly changing the balance of power between the two sides.

''