In the 1800s, what was the most important motivation for both “old” and “new” immigrants to settle in ethnic neighborhoods?

The answer is common language.  It could also be common culture since they are all from the ethnic race, it promotes a sense of community where people feel safe knowing that they are among their fellow countrymen in a new land.  

george washington =

-he was a general and comander-in-cheif he solve he solve wars

-he was intelient and physically cordnated

tohmas jefferson

james madison

james monroe

add me as friend then ill answer