it was a tragic pandemic, but yes it did happen in 1918-1919. the plague happened in 1346-1352. Aids were in 1981. so there for making influenza the correct one.
B flu more specificity the Spanish flu even though it wasn’t in Spain it killed 100M people and it’s the 2nd deadliest disease in history killing more then ww1 and ww2 combined also it ended in 1920
