Caribbean islands is the answer<span />
The common trait was the intention to Christianize the Indians - that is to convert them to the Christian religion. The Spaniards were more brutal in this, often Christianizing by force, but the English also made strong attempts to convert the Indians.
Another common trait was the lack of interest in the local languages with the exception of priests or monks , who did it to be able to preach about Christianity to the natives.
Textile mills, merchants, and Northern American workers were afraid that freed African Americans could take their jobs.
Dominican Republic sends the largest number of legal immigrants to the united states.