According to the Ministry, this event is a gross violation of Russia's state sovereignty and legislation of Ukraine and the universally recognized norms of international law.
Kiev expressed categorical requirement to adopt the Russian side urgent measures on restoration of territorial integrity and sovereignty of Ukraine.
The foreign Ministry called for an immediate end to "the practice of holding without the consent of Ukraine any activities on its sovereign territory".
III international Yalta economic forum held in the Crimea from 20 to 22 April. On the sidelines of the event will be a signing of a dozen agreements worth more than 100 billion rubles. This year the forum is attended by fifteen hundred people, representing more than 40 countries. Of foreign delegations most numerous Italian.
Crimea became part of Russia in spring 2014 on the outcome of the referendum, the vast majority of participants who voted for this decision. Kiev refuses to recognize the results of the plebiscite, calls the Peninsula occupied territory and requires the return of it. Moscow insists that the procedure was conducted in full accordance with international law and the UN Charter. Russian President Vladimir Putin said that the Crimea issue "is closed permanently."