[MeganC]

Crimea becomes untenable and undefendable when Ukraine cuts their water supply.

[ought-six]

“Crimea becomes untenable and undefendable when Ukraine cuts their water supply.”

Yes, but there would be a tremendous international uproar, and Ukraine would risk alienating itself.

Cutting electricity is one thing; cutting off the only source of fresh water would be seen as a war crime.