Spacetime Ether Reinterpreted in Leiden
In his Leiden address Einstein argued that general relativity gives spacetime physical properties while rejecting the mechanical luminiferous ether required by nineteenth-century theories of light.
Permanent historical records · Updated 2026-11-03
1920 in Netherlands
Explore 1 historical events and records for Netherlands in 1920.
Historical records for Netherlands in 1920
Sorted by month and day. Records with no month are shown last. Showing 1 of 1 unique records.
1Unique records
1 of 1Page
1Named events on this page
1Named people on this page
1Places on this page
Other events (month unknown)
How these records were prepared
Generated from the World History Database historical_events table. Identical display records are collapsed; descriptions otherwise retain the stored text. Coverage and source quality vary. Check primary and specialist sources before citing individual historical claims.