As a result from McCulloch vs Maryland, two very important consequences aroused. First, the doctrine of the "implied powers" , understanding that the Constitution grants said implied powers to the Congress to implement the express powers. Secondly, that no state action can interfere with valid constitutional exercise of power by the federal government.
Answer: Asia
The rivalry between Spain and Portugal in the "Age of Discovery" caused Spain, a rising power, to seek a new route to Asia like the one Portugal had found around the southern tip of Africa. This led Spain to be receptive to the claims of Christopher Columbus that he could get to India by sailing west.
Answer:I think that is was because the U.S. was going to build the Panama Canal Through the country of Panama.
Explanation:How I got this was from my history class, don't quote me 200% but that is what i remember.