Direct expropriation
https://globalarbitrationreview.com/article/1190306/real-estate-investors-take-colombia-to-icsid (requires subscription)
https://www.iareporter.com/articles/us-investors-in-colombian-real-estate-project-pursue-their-claim-over-land-that-was-seized-under-asset-forfeiture-law/ (requires subscription)