B. Union soldiers outnumbered Confederate soldiers.
One of the ways in which the Apollo 11 flight plan could be seen as a historical document is if it is used as some kind of primary source. Technically, any document written in the past is a historical document.
The arrival of the Indo-Europeans in the Near East made huge changes in the region with long lasting effects. After their arrival, the region started to develop significantly, multiple strong empires were formed, empires that were developing the sciences, the weapons, the culture, politics, empires that managed to spread all of these things around and change the way of thinking and functioning of the whole region, and later on, on a much larger scale.
<span>The elimination of foreign influences</span>