Segregation by law is referred to as separation between colored and whites. they did this because they thought that blacks were different and should be treated different . but soon Martin luther king Jr stop segregation.
The invention that effectively ended the era of the "long drives" of the late 19th century was barbed wire, which served both as a barrier and line of defense.
<h3>What is barbed wire?</h3>
Barbed wire is a special type of barrier composed of short clusters of short sharp spikes that limit the pass or movement.
These wires (barbed wire) can be used to separate or delimit a given field or even have functions associated with defense.
In conclusion, the invention that effectively ended the era of the "long drives" of the late 19th century was barbed wire, which served both as a barrier and line of defense.
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Benjamin Banneker, a African American mathematician from the late 1700s- early 1800s
Makes spaceships and and robots so that the robots can go to planets that humans can’t
