Outside of the Lowell mills, what were the workers lives like?

c. troops marched forward in close formation against newer, more accurate weapons

it increase by 12% a year from 1812-1820

on april 6, 1917, the u.s. joined its allies--britain, france, and russia--to fight in world war i. under the command of major general john j. pershing, more than 2 million u.s. soldiers fought on battlefields in france.