The wrongs that he accused them off was them being infidels who pillage and steal and assault women and destroy churches and similar things. He accused them of attacking Christians and Christianity and wanted to force them to leave out of areas that were Christian.
The groups that he excluded was old people, weak, women, and the clergy. He didn't want these groups to go because he didn't believe that they could be helpful in war. Also, priests had to stay in Europe and not go to war because they were needed for spreading religion.
The appeals that he used is appeal to their emotions and he appealed to his credibility to speak so. In Christianity, the pope is the person who was chosen by god so what he says is what the god wants to be said. He said that they would all go to heaven if they supported the crusades which they believed and considered to be words from god.
        
             
        
        
        
Answer:
To spread its culture and government across the entire continent, Americans believe they had the right to do this because they believed God wanted them to do it.
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Answer:
Results of the Treaty of Ghent: According to the Terms of the Treaty of Ghent all conquered territory was to be returned, and commissions (official groups) were planned to settle the boundary of the United States and Canada. The British government realized that there was no chance of conquering any portion of the United States.
The Treaty of Ghent was significant for the Aboriginal peoples who participated in the War of 1812 in that it represents, in many ways, the failure of the British to understand not only the goals that the Natives had tried to achieve in the War, but also the realities facing the tribes before, and after the conflict.
Treaty of Ghent: December 24, 1814 On December 24, 1814, The Treaty of Ghent was signed by British and American representatives at Ghent, Belgium, ending the War of 1812. 
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The correct answer is B) No historians have written about the era that preceded the ancient era.
The option that could be a reason why humans know very little about the time before the ancient era is that no historians have written about the era that preceded the ancient era.
We are referring to what is cold prehistory, the time where events occurred before the existence of written records. Historians write what they can research or interpret written records from the past such as the clay tablets of Sumer-Mesopotamia or the Egyptians glyphs due to the Rosetta Stone. But without written records, all is speculation, that is why humans know so little about prehistory.