Explanation

The Russia-Ukraine War began with Russia’s full-scale invasion of Ukraine in February 2022. By 2026, the conflict has entered its fourth year of active fighting, following 2022 (1st year), 2023 (2nd year), 2024 (3rd year), and now 2025–2026, marking the 4th year. The war has had major global impacts, including on energy markets, food supply chains, and international security dynamics. The ongoing conflict continues to shape geopolitical alliances, with strong involvement from NATO countries in supporting Ukraine and continued tensions between Russia and Western nations.