Match these items with their proper descriptions. 1. right to all land from the atlantic to the pacific massachusetts 2. 2,900,000 immigrants to the united states lake itasca 3. the state with more free blacks than slaves manifest destiny 4. beginning of the mississippi river delaware 5. most important crop in the south ireland 6. most densely-populated state in the north charleston 7. considered to be the pre-civil war capital of the south cotton