Germany's stance and support for Ukraine, while perhaps surprising given their historical 'eastern policy,' is consistent with their commitment to uphold international law and the principles of national sovereignty and territorial integrity.

Furthermore, the discussion of 'legitimate defense' raises complex questions of international law that must be carefully addressed. While self-defense is a universally recognized principle, its application in situations of interstate conflict requires cautious interpretation.

Lastly, the involvement of volunteer groups and the potential use of extremist elements adds another layer of complexity.