John Brown's raid impacted the national issue of slavery by helping towards the civil war. He and his sons fought against slavery by killing the pro-slavery farmers with a broadsword. This fight was known as "Bleeding Kansas". It ended up erupting into a low-scale civil war, which no doubt, advanced the cause of the full-blown Civil War between the North and the South. Pro-Slavery settlers and anti-slavery settlers both settled in Kansas at the same time. So it was inevitable that the two sides would clash.
An advantage of using a river as boundary is that its creates a clear line which made the boundary very solid and indisputable.
<h3>What is a
boundary?</h3>
A boundary means a land location that differentiate the extent of the territory of two or more country, state, city, town etc
Some region were able to use river as boundary because of its presence whereas some region without river may use a structure to show the boundary.
Hence, the advantage of using a river as boundary is that iys creates a clear and visible separate line which made them solid and indisputable.
Read more about land boundary
<em>brainly.com/question/168547</em>
D excercise is your answer..
Jobs are the key to economic progress in the sense that an economic progress is not possible without jobs in the economy.
Jobs are also necessary to achieve high income levels - generally no income is possible without jobs.
So the statement is correct, but keep in mind that it's necessary condition, not sufficient condition!