Slavery in America started in 1619, when a Dutch ship brought 20 African slaves ... in North America turned to African slaves as a cheaper, more plentiful labor ...
Hello Sue12386
The two words at the top of the dictionary page is called <em><u>guide words</u></em>
:)
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.
Learn more about barbed wires here:
brainly.com/question/15833809
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