<span>The
global events affect the military presence in South Carolina during the 1990’s
since back then the Chaleston Naval Base remained the largest employer of
civilians in South Carolina into the 1990’s and in the early 1990’s the
resolution of the Cold War and impending defense budget cuts and Charleston’s Navy
Base was once again on the chopping block. Moreover, there were millions of
dollars poured into the Charleston area economy and there were hundreds of thousands
of jobs provided to military and civilian personnel and the huge majority being
civilians within the years, and then many military personnel also worked at or
passed through the base returned to Charleston to retire.</span>
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.
Answer:
I think it's War Debt. Not sure
Explanation: