Accessibility to resources, its hunger for power, the competition between it and others, and great trade relations.
Causes: Southern economy and infrastructure needs rebuilding after the Civil War, Radical Republicans passed laws to restructure southern governments
Effects: Women begin fighting for political rights, African Americans have more rights and influence, Southern states have to rejoin the union
Having no context and never having been to Australia, I would assume that there is a lack of opportunities for proper "brick and mortar" based schools for some areas of Australia.
Again, no context and no first hand knowledge of the continent...so, take it as you will.
they tricked the persians to fight in a narrow channel where large persian ships would have trouble moving