Ukraine will become a NATO member with the Membership Action Plan as an integral part of the process, leaders of the Alliance have confirmed at their summit. Ukraine should make full use of all instruments available under the NUC to reach its objective of implementing NATO principles and standards," NATO leaders stress. Read alsoPutin says troops build-up near Ukraine borders was part of "exercises"Further reforms in the security sector, including the reform of the Security Services of Ukraine, are seen as "particularly important."