The Hindenburg Line is broken by Allied forces. Allied troops advance across the Hindenburg Line, marking a significant turning point in World War I. AI analysis
Munich Agreement: Germany is allowed to annex Sudetenland in which they have military control; it is an example of policy of appeasement. AI analysis
Holocaust in Kiev, Ukraine: German Einsatzgruppe C begins the Babi Yar massacre, according to the Einsatzgruppen operational situation report. AI analysis
The CERN particle accelerator is inaugurated. AI analysis
NASA resumes shuttle flights, grounded after the Challenger disaster, with STS-26. AI analysis