Answer:
Britney Spears is the princess of Pop 1999.
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The role that the Railroads played in the Southern Economy was that "They Shipped materials to Northern Markets" Their main goal was to ship crude materials.
The Three-Fifths Compromise determined that 3 out of 5 slaves would be counted as people, giving the South an advantage in Congress
Australia is a Federal Country. The country is known to have a powerful central government, and has states/provinces around it that are provided with sufficient self-rule. However, it's still the central government that rules above all matters in Australia.