Because they helped strengthen their industrial-based economy
Answer:
V-E day was when around 50% of the war was over, mostly because WW2 was fought in 2 fronts and this was the end of the war on the European front but the Japanese front still remained.
Trade flourished because these progressing empires were developing new ways to produce products and utilize agriculture in their areas, such as Han with silk and Rome with olives and fishing/seafaring. These empires has never had access to goods that were from other areas before the Silk road, causing trade to become immensely popular and relied upon.
Alliances are possibly the best known cause of World War I. An alliance is a formal political, military or economic agreement between two or more nations. Military alliances ...........