Answer:
38th parallel line.
Explanation:
It's the 38th parallel line of latitude that separates communist north Korea and the U.S backed republic of Korea. This line is situated at the 38 degrees towards north from the earth equatorial line and is the example of geometric boundary in which borders are closed and a very small movement is allowed across it. Prior to the korean war, this line serves as a border between the north Korea and the south Korea.
Louisiana Purchase happened in 1803, specifically, July 04, 1803. (but the celebration of July 4 remembers this day in 1776, not 1803)
Gadsden Purchase - December 30, 1853.
The difference is a round 50 years, and more specifically 50 years, 5 months and 26 days!
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It was supposed to discriminate against Blacks and not allow them to do things that citizens would do.
Excuse me, but, I don’t see any excerpt on the right. I only see your question.