
https://medium.com/@SmallArmsSurvey/urban-violence-or-urban-peace-why-are-some-cities-safer-than-others-8626435dd5c7

https://www.crisisgroup.org/global/un-security-council-between-rifts-and-reform

https://www.brookings.edu/research/a-post-american-europe-and-the-future-of-u-s-strategy/