The location of the first battle of the bull run was significant because

The First Battle of Bull Run or the First Battle of Manassas as it is also called, resulted in thousands of lives lost; and as such it if referred to as first major land battle of the American Civil war. It was an incident of high importance where two untried armies met on the battlefield for the first time.

Explanation:

The answer its A

Explanation:

it occurred in the South and gave the North an early advantage.  orit occurred in the North and gave the South an early advantage. but im pretty sure its A

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not sure might be he acquired the entire oregon territory from great britain