Question

18. How is this map different from a typical map of the United States?

19. What do the new names on the map have in common?
20. How do you think this map influenced native-born Americans in the 1860's?
(I will post the picture of the map below)"

Answer 1

18. In this map all state's names are redacted and rewritten.

19. All of the states now have Irish names.

20. It generated a fear of Irish immigrants within those people, that started to believe in the idea that the newcomers might try to take over the country.