The answer is C) The country had a low population density and lacked any defense system.
The ease with which European imperialists conquered China was due to its sparse population and absence of defense mechanisms.
During that time, China did not possess a formal or adequately trained military.
These aspects made it easier for invaders to penetrate Chinese lands, despite the challenging geography which included mountainous regions that had kept China isolated for many years. The Mongols invaded and controlled significant parts of China in the 1120s AD, and another instance of invasion was the Japanese occupation between 1937 and 1945.
The significant damages to the Colosseum were caused by the major earthquake in 1349, which resulted in the collapse of the outer south side, as it rested on unstable alluvial ground. Much of the debris was repurposed in the construction of various structures like palaces, churches, and hospitals throughout Rome.
Answer:
In my inquiry about War and Self-Defense, I conclude that... one is entitled to utilize military force for national defense in a manner akin to... The concept of analogy between self-defense and... stands as a foundational element in our moral framework for international relations that will more effectively empower...
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