Soviet Planes Bomb Kassa, Hungary, Triggering War Declaration June 26, 1941
World War II: Soviet planes bomb Kassa, Hungary (now KoΕ‘ice, Slovakia), giving Hungary the impetus to declare war the next day. Date: June 26, 1941 Read more on Wikipedia β π Other events on June 26 π Events on this day in 1941 π On This Day (Today)