What was the main reason the mississippi river was so important to the growing nation?

Me < 3 there are multiple ‘3rd party’ political parties in the us. what are the benefits of having 3rd parties? what are the disadvantages of being a member of one? would the u. s. benefit if there were more 3rd parties created, more support for the current ones, or would it be best to get rid of them altogether? why?

When and why did the united states enter world war 2

Did north or south korea forces advance further into the other’s territory?