What happened in california in the late 1840’s

Why does reagan claim the united states needs a strong defense policy?

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?  

How did the governor's order that only georgian officers could command georgia's troops demonstrate a problem in the south