Answer:
Department of the Interior
Explanation:
The Indian reservations can be described as areas in which a particular tribe that is recognized in the United States has settled and it is allowed to govern that area. In case an assistance is needed in the governing of the area the Department of the Interior is always on disposal for the Native Americans. There are 567 tribes/nations recognized in the United States, but not all of them have their own reservations. 326 is the total number of Indian reservations in the country, with the majority of them being located in the northern part, and west of the Great Plains region.
They were found in Eastern Africa.
Some of the advantages of the conducting governmental matters in secret is that matters at hand can be dealt with accordingly without the interference of other people. Also, plans can be properly lay-out first before communicating it to the public.
The disadvantage would be there could be limited opinion regarding the matter and hand. Consequently, there would be limited access to ideas as more people could have generated more.
A primary source. That would be a source coming directly from someone who was in the war so you know it is reliable and probably the most accurate. A secondary source could be from a journalist or an outside mind that doesn't know the true experience of being in the war and is just observing from an outsiders view.
Most popular one is going on a classic vacation.