"When democracy — the pinnacle of freedoms that Americans cherish — is at stake, it could be a signal for large-scale conflict," the author wrote.
It is noted that the aggravation between presidential candidate Donald Trump and current leader Joe Biden is causing tension within the United States.
The publication emphasizes that a tough confrontation between Republicans and Democrats can lead to a civil war.
Earlier, American political scientist Francis Fukuyama expressed the opinion that Trump's re-election as US president in 2024 would be a "disaster for Europe."