Slovakia announced plans to file a lawsuit challenging the European Union's ban on Russian gas imports, according to the country's Prime Minister. The legal challenge represents growing divisions within the EU over energy policy and sanctions against Russia.

Meanwhile, the Kremlin criticized Europe's expanding drone cooperation with Ukraine, characterizing it as evidence of the continent's deepening involvement in the ongoing war. Russian officials framed the drone assistance as an escalation of European participation in the conflict beyond previous forms of military aid.

In response to increasing drone activity, a Russian region has mobilized military reservists to defend key infrastructure sites from unmanned aerial attacks. The deployment reflects growing concerns about the vulnerability of critical facilities to drone strikes as the conflict continues.

Separately, the European Union is preparing to test NATO-style mutual defense guarantees that would allow the bloc to operate independently of United States security commitments. The initiative represents efforts to strengthen European defense capabilities and reduce dependence on American military support.

These developments highlight the complex geopolitical dynamics surrounding the Ukraine conflict, with European nations balancing energy security concerns, defense cooperation, and varying levels of support for Ukraine while managing relationships with both Russia and traditional allies.