Shaikhutdinova, G.R. The key flexibility concepts in the EU.

Abstract: Despite the fact that the principle of flexibility was first introduced into the legal field of the European Union by the Amsterdam Treaty of 1997, it was formed long before that as a political principle, was voiced by leading European politicians and acquired various forms in their vision. Based on the study of the evolution of the political principle of flexibility, we can talk about the existence of various concepts of flexibility and, accordingly, distinguish several forms of such. Different researchers distinguish an uneven number of forms of flexibility: from three to six or more. In the article by G.R. Shakhutdinova, the basic concepts of flexibility are considered in more detail.