"American peace society was the first nation to safeguard a peace organization that improves the society".
EXPLANATION:
- "American peace society" was formed in 1828 at the New York City.
- It was formed by merging many "state and local societies".
- "American Peace society" took many steps to improve the society.
- It organized many press conferences and regularly published a magazine with the title "Advocate of Peace" and it was always against wars between the nation-states.
- But it did not oppose the American Civil war because they thought the Union war is a "police action" against the criminals.
- This group is now based in Washington.