"The most important thing that should become the basis for the settlement [of conflict] in the south-east of Ukraine is a political process. And what is a political process? It is three, four, five components. The first one, and it has been administered in the Minsk agreements - is permanent amendments to the Constitution, in concurrence with the Donetsk and Luhansk. There are no changes yet, and everything that has been done at a preliminary stage has not been agreed with Luhansk and Donetsk," Putin said indignantly.