The development of the following research article about the impact and evolution of the Russian-Ukrainian Conflict between 2014 and 2020 based on the qualitative and quantitative power qualification is an approach to Chang’s power index. It aims to measure the power conditions of the two States for the circumstances of war that have historically transformed the international order and control. For this purpose, firstly, a historical contextualization of the war scenario between Russia and Ukraine is developed, followed by the conceptualization according to Chin-Lung Chang’s indications to build an evaluation of power.