Crisis Overview
Russia's full-scale invasion of Ukraine in February 2022 triggered the largest forced displacement event in Europe since World War II. Within weeks, millions fled as Russian forces advanced on Kyiv, Kharkiv, Mariupol, and other major cities. The conflict continues into its fourth year, with active fighting concentrated along the eastern and southern front lines, while Russian strikes on energy infrastructure and civilian areas affect the entire country.
Current Displacement
Approximately 3.7 million Ukrainians remain internally displaced, with the majority relocated from eastern and southern regions to western and central Ukraine. Over 6.5 million Ukrainians reside abroad under various temporary protection statuses, primarily in Poland, Germany, the Czech Republic, and other EU member states. The EU's unprecedented activation of the Temporary Protection Directive provided immediate legal status and access to services for Ukrainian refugees across the bloc.
Key Humanitarian Challenges
Systematic targeting of energy infrastructure during winter months has left millions without heating, electricity, and running water. Over 30,000 civilian casualties have been documented by the UN, though actual figures are believed to be significantly higher. UNICEF estimates 5.7 million school-aged children have had their education disrupted. Cities in western Ukraine have seen populations swell by 30 to 50 percent, overwhelming housing, healthcare, and social services. Mental health needs are immense, particularly among children and elderly populations near the front lines.
International Response
UNHCR coordinates refugee protection across European host countries and supports IDP response inside Ukraine. OCHA manages the inter-agency humanitarian response, which reached over 10 million people in 2023. WFP provides food and cash assistance to people most at risk. UNICEF supports education continuity and child protection. WHO has documented over 1,500 verified attacks on healthcare facilities and supports the health response. IOM tracks displacement patterns through its Displacement Tracking Matrix.
UNHCR
OCHA HDX
ACLED
IOM DTM
ReliefWeb
WHO Surveillance System