Full protection and security, or similar
Indirect expropriation
Arbitrary, unreasonable and/or discriminatory measures
Umbrella clause
Other
https://globalarbitrationreview.com/us-oil-investor-brings-icsid-claim-against-slovakia (requires subscription)
https://www.iareporter.com/arbitration-cases/discovery-global-v-slovakia/ (requires subscription)
https://www.iareporter.com/articles/us-oil-gas-company-lodges-icsid-claim-against-slovakia/ (requires subscription)