Land, coal and forests were all vital for the economic success of the United States. Lead was not vital for its economic success.
Economic interests
Begging and living of off the Unites States government!
because United states :Unites
It depends on what unites states you speak of.
50
Yes
No
16000 slaves were in the united states
United States is commonly used as a noun, but it can function as an adjective. For example: The Unites States Navy (describing which Navy) The United States border (specificing which border)
To work
mostly protestant
50