Answer: Starting at the end of the 10th century, Vikings established hundreds of scattered farms along protected fjords, where they built their homes and churches. Life was good living alongside the edge of the glaciers, but by the 15th century the conditions had cooled dramatically, putting an abrupt end to their farming lifestyle. It's this change, say anthropologists, that caused extensive crop failure and starvation — forcing them to return back to Europe.
Explanation:
The steps that countries must take to transition to a mixed-market economy are: they must establish a fair labor market, and they must open up trade to other countries.
A mixed economy is an economic system which mixes elements of market economies with elements of planned economies. It's a mixture of public and private enterprise.
So, to have a country with a mixed-market economy, countries must establish fair labor market to have adequate conditions for the labor market. Moreover, they must open up trade to other international countries. That is to say, to have free trade which doesn't restrict exports or imports.
Europe’s economic or population increased
The spread of communism was a red fire across the eastern world. There are a lot of propaganda left over from the 50's as well.
