The population of the native american tribes decreased dramatically due to

The population of the Native American tribes decreased automatically due to disease. This was not the only reason, however. The population also decreased due to European colonization and contact with them in general (lots of times, Europeans would kill/murder Indigenous peoples).

Explanation:

I'm not sure if your class (or whatever this question is from) has a specific book or text that you're reading (or if this question is multiple choice) so I answered it to the best of my ability with the things I've read, learned, and researched. Hope this helps though!!

john f. kennedy purpose was to make his argument a strong appeal to emotion in order to make an impact and connection to american citizens. he want to achieve peace by telling the citizens they shouldn't be afraid of other nations.

explanation:

hi, according to my research the answer to the first question would be false. al tabari was the author of the first medical encyclopedia & he was a persian scholar not arab