Answer:
West Quoddy Head.
Explanation:
West Quoddy Head is the easternmost point, located 2,507 miles from the geographic center of the United States. The westernmost point is Cape Wrangell, Alaska, which is 3,625 miles west of center.
Plessy v Ferguson was a landmark case and was a United States Supreme Court decision to uphold the laws that kept segregation, under the phrase "separate but equal". This regarded public facilities for the most part including buses, bathrooms and water fountains. This was brought from the Committee of Citizens in New Orleans, so this was applied across the board in Louisiana.