<span>Harriet Tubman's primary role in the effort to abolish slavery was that he established the "Underground Railroad" (not an actual railroad), which helped slaves escape from the South to freedom. </span>
It was the name of the boundary that divided Europe at the end of WW2
The flexible response was created and implemented during former President John F. Kennedy's administration at the year 1961 as a measure to counteract the New Look policy of former President Dwight Eisenhower in his policy of conducting a massive military action in case of war.
A product is commodity when it is fungible. Commodities are raw materials like corn, wheat, copper, crude oil, etc.
I believe it is both Greek and Rome, but more of Greek
Greek is mentioned in relation to democracy, especially the weaknesses of direct democracy, where citizens would congregate at the mount to air their views and elect the candidate of their choice. The candidate who had hired the most talented shouters often won. The limitation of mob type of democracy informed the rationale behind the electoral college.
Rome is mentioned in relation to the course of imperialism on national cohesion and stability, as well as the capture of a good democratic course by totalitarian regimes.
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