Which of the following river valley civilizations licked geographic features that protected it from invasion?

What was the main aim of operation torch which was launched by the allies

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?  

Why would the rumor of a government contract change the value of this companys stock