Fair and equitable treatment/Minimum standard of treatment, including denial of justice claims
Full protection and security, or similar
https://www.iareporter.com/articles/mining-investor-makes-good-on-earlier-threats-of-arbitration-against-colombia/ (requires subscription)
https://www.iareporter.com/articles/another-gold-miner-in-colombia-turns-to-treaty-based-arbitration/ (requires subscription)
https://www.americaeconomia.com/negocios-industrias/gran-colombia-gold-anuncia-demanda-contra-el-estado-colombiano-por-us700m