Answer:
<h2>When he arrived in Europe, Pershing had openly scorned the slow trench warfare of the previous three years on the Western Front, believing that American soldiers' skill with the rifle would enable them to avoid costly and senseless fighting over a small area of no-man's land.</h2>
A matrilineal society is one in which the lineage of an individual is based upon the mother's lineage. Therefore, descent is traced through the mother and the maternal ancestors. This has implications in regards to inheritance of property and/or titles.
When merchants traveled between towns selling goods, they would have items from different places and cultures. The buyers of these merchants would be fascinated with the new items they had never seen before of different cultures, and so they would buy those items and spread them around until everybody knew about and became interested in other cultures. The cycle continued, causing more and more people to appreciate other cultures.