What was the impact of wwi, and what problems did european countries face in the 1920’s?

WWI was started because a Serbian nationalist assassinated archduke Francis Ferdinand and acting like a friend who is in a fight Germany jumped in and held Serbia responsible for the assassination starting WWI. The effect s it had on European countries were the collapse of their economies and wanting Germany to pay war reparations mostly to Britain and France totaling to 33 billion dollars this is when the Great Depression started after the stock market crash and the failure of banks.

B. Together in harmony

Explanation:

Globalization is the most potent way to fosters peace and harmony between nations.

The process in which companies develops strategies in order to make them operate in the international scene. It involves participation between two or more countries.

This strategy makes it possible for different people to coalesce and develop strategies to promote cross-country trade.

Trading is one of the ways of improving human-human and nation-nation relationships.