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Giving up the land that was illegally annexed by Russia in 2014 is also politically and legally impossible, according to experts. It would require a change to the Ukrainian constitution and a nationwide vote, and it could be considered treason. Lawmakers and the public are firmly opposed to the idea.
“It doesn’t mean anything,” said Oleksandr Merezkho, a lawmaker with Ukrainian President Volodymyr Zelenskyy’s party. “We will never recognize Crimea as part of Russia.”
Unlike a territorial concession, a formal surrender would permanently relinquish Crimea and abandon the hope that Ukraine could regain it in the future.
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Indigenous Crimean Tatar People reject claims of Crimea being part of Russia, call on international community to show solidarity with Ukrainian people struggling for freedom, independence and the right to determine their future freely
… Indigenous Crimean Tatar people of Ukraine say the only legitimate way to end the Russian-Ukrainian war and establish a guaranteed and just peace in the region is the de-occupation of Crimea and other occupied territories of Ukraine and the restoration of the territorial integrity of Ukraine within its internationally recognized borders:
The temporarily occupied territory of the Crimean Peninsula as Russian, by whomever and for whatever purpose, will mean: