Unrestricted submarine warfare is the practice of using submarines to attack and sink all forms of enemy shipping, whether they are military or civilian. It is most closely associated with the First World War when Germany's decision to use USW brought the US into the war and led to their defeat.
Answer:
Population growth and diversity.
Explanation:
In an area with multiple enthic groups and people, socilization and growth leads to others exploring new cultures and learning about them and sharing them. This could also lead to new cultures being forged from two original cultures.
Lowell Mill Girls were female workers in America. They were employed in an innovative labor system in Lowell, Massachusetts.
Explanation:
Lowell Cobbett built Boston manufacturing company inn Massachusetts which employed young girls in the textile mills. These mills converted raw cotton into finished Fabric and it need not require much physical labor. It ensured independence to the women in those days and economic freedom was prevalent when most men were still working in farms to earn their livelihood.
These women stayed near the factories in boarding houses and began publishing their own magazines but the content of which was always overseen by the mill owners and son it ensured only positive views about the working environment. But gradually, the tensions between the workers and the mill owners increased and it led to the migration of women to United States.
That's Easy! The people who planted in Ireland were the Irish! #Brainliest:)