Why was it difficult to use flexible response to deal with the situation in south vietnam?

Choose the three changes to spanish and american claims in north america by the adams-onis treaty.

In italy, the distance between milan in the north and palermo, sicily, in the south is about 550 miles. in the united states, the distance betweenboston, massachusetts, and savannah, georgia, is about 900 miles. do you think the american revolutionaries of 1776 in the 13 colonies faced some of the same challenges as the patriots who struggled for italian unity in the 1860s?  

This map shows north korea and south korea today. how does this map reflect the impact of the korean war?