The invasion caused Europe's fastest-growing refugee crisis since World War II,[1][2] with more than 6.5 million Ukrainians fleeing the country[3] and a third of the population displaced.[4][5] On 1 April, the Ukrainian military confirmed Izium was under Russian control.[6][7] The following day, in an interview for Ukrinform, Izium's Deputy Mayor Volodymyr Matsokin claimed that 80% of the city's residential buildings had been destroyed and that there was no power, heating, or water in the city.[8] Russian forces captured Rubizhne and the nearby town of Voevodivka on May 12, 2022.[9]