This suggestion reflects a concern with causal mechanisms. The Causal mechanism is the procedures or passageways over which an outcome is taken into being. There are two broad types of theories of causation which is the Humean theory which is causation as regularities and the causal-realist theory which is causation as a causal mechanism. The Humean theory embraces that causation is completely established by facts about empirical regularities among noticeable variables in which there is no fundamental causal nature, causal power or causal necessity while the causal-realist takes concepts of causal mechanisms and causal powers as essential, and holds that the undertaking of scientific research is to attain at empirically defensible theories and hypotheses about those causal mechanisms.
D. There were middlemen for them, as trading was quite common between the groups.
Why not watch the video for starters
The alliance system drag other countries into the war, because of the treaties and peace acts they had made with each other. So if one country was attacked, the countries it had an alliance with. Would have to help fight back with them, and during that time almost every country had an alliance with another. So all it took was for another country with lots of alliances to attack another with just as many. To bring about a huge war, hope this helped.
It is known as the Purple States. It is a US state where the Democratic and Republican gatherings have comparative levels of help among voters.
The conviction a more definite investigation of the voting consequences of late United States national decisions uncovers that the U.S. electorate isn't as energized between Red America and the Blue America.