We were relieved by jobs, war, and other countries trade.
Building through the Sierra Nevada Mountains was very difficult and dangerous. Temperatures were freezing during the winter and in one year alone there were 44 storms.There was the great danger of an avalanche for the men working through 18 feet of snow and camping on the tunnels beneath it. Creating tunnels through the mountains required blasting with nitroglycerin. Advancing at one foot of mountain at a time, a total of 11 tunnels was created.
Well there are two ways of really explaining this, but "The Common Good" by definition is something that benefits or interests of everyone.
The political term, is literally the same thing; "What is shared and beneficial for most members of a given community"
Hope this is the answer you are searching for.
Answer:
ok so the first one is the supremacy clause (that's not all of article 6, it says more about states rights). it means that any laws on the national level trump the ones on the state level.
the second one is the 10th amendment, which says that states can do whatever isn't prohibited by the constitution (and other amendments), not just what is specifically said they can do.
this basically shows the power balance between the national government and states government. the national government is always supreme over state governments, but state governments still do stuff. that's what federalism is.