William lloyd garrison: secretly financed nat turner s rebellion. began publishing his newspaper in richmond, virginia, in 1831, but moved it to friendlier territory two years later. attracted little support from fellow abolitionists, but historians have discovered his importance. suggested that the north dissolve the union to free itself of any connection to slavery. published american slavery as it is, an influential pamphlet.

isaac newton first proposed that earth was not perfectly round. instead, he suggested it was an oblate spheroid—a sphere that is squashed at its poles and swollen at the equator.

the idea of the earth being a flat disc is also inconsistent with the fact that a given lunar eclipse is only visible from half of the earth at a time. the only shape that casts a round shadow no matter which direction it is pointed is a sphere, and the ancient greeks deduced that this must mean the earth is spherical.

- three-quarters or two-thirds..

- "the constitution provides that an amendment may be proposed either by the congress with a two-thirds majority vote in both the house of representatives and the senate or by a constitutional convention called for by two-thirds of the state legislatures."

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