Indirect expropriation
https://globalarbitrationreview.com/article/1159328/colombia-faces-second-telecoms-claim (requires subscription)
https://globalarbitrationreview.com/article/1145010/colombia-wins-telecoms-award-as-treaty-claims-loom (requires subscription)
https://www.iareporter.com/articles/as-one-bit-claim-by-telefonica-in-latin-america-comes-to-an-end-another-is-filed/ (requires subscription)