Two reasons as to why Alexandria became a center of Hellenistic culture was due to its location which was at the mouth of Nile river therefore trade was lively. Alexandria had also a large population. These people were from many different countries, such as Greece, India,Persia, and Egypt.
The primary goal of the Dawes act of 1887 was to allow the US president to survery Native American lands in order to divide them up into reservations on which the Natives could live if they chose.