"In the first half of the year, Ukraine has signed a package of agreement with a number of European countries, now there is a similar document with the US… If there is a serious legal expertise of such an agreement, there will definitely arise a question: who and with which competences signed these documents. It will turn out that this all is a bluff: the treaty is insignificant, all the structure will crumble," Putin said at the meeting with leaders of the Russian foreign department.
Meanwhile, the West's campaign to isolate Russia has failed, the Russian president added.