Zooarchaeology serves as a "hybrid" discipline: combining the studies of archaeology and zoology, which are the study of past human culture and the study of animals respectively. ... Archaeology provides information on the past which often proves invaluable for understanding the present and preparing for the future.
The first answer is correct. As the competition over space and the constant effort by both countries to out do the other one led to more tension as each country wanted to be better than the other.