The British, French, Spanish, and Dutch all explored

The New World (North/South America + surrounding islands)

Explanation:

All four of these nations explored and established colonies in the Americas.

For example: The British colonized and formed the U.S., and the French and English formed Canada.

first paragraph (and busy all the night ,with a silence deep and white )

that would be the steamboat because none of the other things are forms of transportation