How did the person who made the firsr clock, knew the time?

What did president johnson risk violating the tenure of office act to the fire of his secretary of war

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 supreme court decision in the slaughterhouse cause have an affect american business