Public works administration
On the constitutional side, the Compromise of 1820<span>was important as the example of Congressional exclusion of slavery from U.S. territory acquired since the Northwest Ordinance. Following Maine's </span>1820<span> and</span>Missouri's<span> 1821 admissions to the Union, no other states were admitted until 1836, when Arkansas was admitted.</span>
The people in Africa, sub-Saharan Africa more specifically, did not had their own written languages throughout their history. This meant that they were not able to preserve their cultural heritage in a written way, and that of course can be a problem on the long term. In order to preserve their culture, the African people used the oral way of keeping the traditions alive, mostly by telling stories to the younger ones, thus it was continuing from one generation to other. Also, the music and the dances where crucial for the preservation of their culture, by being able to see and hear the sounds and dances of their ancestors, they were able to easily accept and be interested in their culture, thus learn it, and continue to keep it alive.
Nirvana was formed in 1987
<span>The Aztec people were very hospitable people and because of this the Spanish was able to easily about to use this to their advantage in conquering the Aztecs in the sixteenth century.</span>