Differences in news words in countries with different levels of world development found using natural language processing and machine learning.

Language is both the cause and effect of social processes leading to conflict or peace. "Hate speech" can mobilize violence and destruction. What are the characteristics of "peace speech" that reflect and support social processes that promote peace?

This study utilized existing peace indices, machine learning, and online media to identify the words most associated with low and high levels of peace. A natural language processing and machine learning approach was used to identify the words that most accurately categorize a country as low-peace or high-peace. The frequencies of words from the lowest and highest' countries were used to train the machine learning model