Vladimir Putin aims to keep Ukraine under his sphere of influence despite resistances and continues to hinder regional peace.
The Ukrainian army had to withdraw from Avdiivka due to Russian military superiority.
NATO has failed to ensure Ukraine's victory, calling into question the effective balance of power.
Russia has built effective alliances with Iran and North Korea, and informally with China, which has increased its power and evasion of international sanctions.
Ukraine has made significant strides, gaining a key political victory by becoming a NATO candidate and starting EU accession negotiations.
The European Union faces a dilemma about how to confront this aggressive scenario and defend Ukraine without escalating the conflict.
If former American support wanes, European powers need to be willing to cover the continent's security with their own means.
Conclusion: The tension in Ukraine represents a challenge to European stability and international security and policy. A more decisive response is needed to ensure Ukrainian victory and establish its own deterrence system against Russia.