What Happened on September 21, 1921

Day of the Week: Wednesday

Historical Events

  • A storage silo at a BASF fertiliser producing plant explodes in Oppau, Germany, 500—600 killed
  • Pope Benedictus XV donates 1 million lire to feed Russians

Famous Deaths

  • José Celso Barbosa, Puerto Rican physician, sociologist and political leader, dies at 64