This may not be accurate but I think the blues, The name of this great American music probably originated with the 17th-century English expression “the blue devils,” for the intense visual hallucinations that can accompany severe alcohol withdrawal. Shortened over time to “the blues,” it came to mean a state of agitation or depression.Jan 4, 2013
During the plague, many believed that if they let immigrants into their nation, a major outbreak could occur. However, nearly all places in the world were affected by the disease anyways. (Except for American Samoa, who refused to let anyone on the island)
I believe those events are:
- Brtish Conflicts with the French Empire
- The world war
- Nordic invasion toward England
Most popular languages in the world would represent the most dominant culture that currently exist in the world.
Every conflict with another nations could cause the shift existing dominant culture and could threaten the language of the current dominant culture.