/kloc-the relationship between the opening of major commercial routes in Europe and Asia and new routes around the 0/4th century.

/kloc-the schematic diagram of the opening of major trade routes and new routes in Europe and Asia around the 0/4th century is two related geographical maps.

/kloc-the main commercial routes of Eurasia around the 0/4th century show the main commercial routes of Eurasia at that time. These routes connect various countries and regions to realize trade and cultural exchanges. These business routes have laid the foundation for future globalization.

The opening chart of the new route depicts the process of European explorers exploring the new route of maritime trade in the15th century. Due to the opening of these new routes, European countries can bypass the traditional Silk Road and trade directly with Asian countries. This change makes European countries gradually occupy a dominant position in global trade and has a far-reaching impact on world history.

So the relationship between these two maps is that they both show the development and changes of global trade. /kloc-the main trade routes in Europe and Asia around the 0/4th century showed the situation of land trade at that time, while the schematic diagram of the opening of new routes described the changes of maritime trade. These two maps show the evolution of the global trade network.