Answer:
They both use clay models as a medium to preserve information. They both use available technology to draw accurate maps by hand. They both use two-dimensional images to represent physical features.
In order for the constitution to be amended it must be passed by the federal government and it also has to be passed by 3/4 of the states... the whole point of federalism is that in addition to a central government (the united states federal government) there are separate sovereign states or provinces (individual states)
because an amendment needs the blessing of both the federal government and the states it demonstrates federalism
Answer
Fort Sumter location controlled the access to port of Charlestown South Carolina that was a vital port in the South.In addition to that it was a federal military installation.
Fort Sumter was a Federal government property, thus its fall was the flashpoint that initiated the American Civil War.
Explanations
The Union forces wanted to control Fort Sumter so that to prevent shipping activities in and out of Charlestown. Preventing the shipping activities in Charlestown could impact the export of cotton that was vital for the stability of south economy. In this act, the South hoped that the north would understand their claim to succeed from the union and create an independent nation. This attack was important because it showed that the confederacy were willing to fight for independence.