I believe this question has already been asked and answered. Here is the link just for reference though: :)
<span>brainly.com/question/2533159</span>
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<span>D:made because the United States was too weak to wage war is correct. </span>
Answer:
polluting gases and smoke from factories
The absence of humanitarian concerns influence the treatment of slaves during the slave trade in a very cruel way and slaves were mistreated.
<u>Explanation:</u>
During the time of slavery, the slave owners did not consider the slaves to be humans. They treated the slaves in a very bad way and in a cruel way. The slave owners did not even give the basic rights to the slaves under them.
The slaves were also abused during the time of slave trade. During the time of slavery, there was no humanitarian concerns and it was the basis of the slavery.
Answer: Nationalism was never such a pronounced element in the war; the most perfect and deadly weapon was used.
Explanation:
Nationalism resulting from uneven colonization among European countries is a key factor that led to the war. Never before has nationalism led to such a great conflict as was the First World War case. Nationalism is a product of the 19th century and all its perniciousness during the war. World War I took more casualties than any war before. The use of new technological advances for military purposes has been devastating. Thus, in the First World War, weapons appeared that had never been used in the war before. Tanks, planes, flamethrowers are just some of the new weapons used by the armies.