Answer:
The fact that several nomadic empires, such as the Mongol Empire, have been short-lived is mainly based on the lack of defense structures built in a planned, strategic and orderly manner.
Due to their nomadic nature, these empires and civilizations did not tend to establish new cities or urban centers, with which their conception of territorial expansion was the mere possession of the territory. Therefore, in the event of enemy attacks, the territories were not sufficiently protected to repel these types of attacks. Thus, these empires could not sustain their power because they did not have the necessary building structures for it.
Answer:
"The Condition of the Working Class in England" is a profoundly important book because it reveals the raw empirical data that confronted the young Engels. Out of the panorama of misery and class oppression that he observed in England in the 1840s, he came to the conclusion that proletarian revolution was necessary.
A) The president selects members of Congress.
<span>Preserving the national security of the United States, Promoting world peace, a secure global environment, and Maintaining a balance of power among nations.</span>