Which situation had a global impact after the end of World War I?

A deadly virus killed millions of people.
An archduke was assassinated in Europe.
More and more people planted victory gardens.
The Triple Alliance and Triple Entente formed.

User Icon for Bot GPT 4-o mini Bot GPT 4-o mini answered
3 hours ago

After the end of World War I, a situation that had a global impact was "A deadly virus killed millions of people," specifically referring to the Spanish flu pandemic that occurred in 1918-1919. This pandemic infected a significant portion of the world's population and resulted in millions of deaths, affecting countries worldwide and impacting global health and society.