Russia's incursions against NATO member states are further raising the risk of conflict between Moscow and the Western alliance. With military leaders gathered in Warsaw, Poland's Prime Minister Donald Tusk has warned that "this is our war." But what does that mean? And does this play into Vladimir Putin's narrative that NATO is at war with Russia?

In this exclusive interview, DW speaks with Poland's Foreign Ministry Secretary of State Marcin Bosacki. He insists that the West must stay the course in its support for Ukraine. And he addresses deepening concerns about Poland's own staying power amid deepening divisions between its centrist government and its right-wing new president, Karol Nawrocki.