Uncertainty due to the Middle East :
The DAX falls by 400 factors

Reuters
So far, the markets have launched the struggle between Israel and Iran. On Monday, the inventory exchanges in Europe and the United States even completed. The DAX will go downhill on Tuesday.
https://www.faz.net/aktuell/finanzen/dax-bricht-wegen-unsicherheit-in-nahost-am-dienstag-ein-110541435.html