Ukrainian President Petro Poroshenko said Ukraine is prepared to restore electricity to Crimea after more than a month of severe outages, but only if the peninsula annexed by Russia rejoins Ukraine.

"We are ready to supply electricity to Crimea that is Ukrainian. You can have it if you want. If not, we'll wait until Ukrainian sovereignty over Crimea is restored," Poroshenko said.

Crimea, which Russia seized from Ukraine in March last year, has suffered repeated power cuts since the annexat...