Sinking of Pol III
Welding-Olsen is killed when the patrol boat Pol III challenges German invasion ships approaching Oslofjord.
Role range: 1939-1945
Historical biography archive · Updated 2026-11-03
Leif Welding-Olsen Biography and Timeline
Follow Leif Welding-Olsen through 1 dated historical records for Norway.
Leif Welding-Olsen, historical timeline
A chronological timeline drawn from matching World History Database records.
1Distinct records
1 of 1Page
1940–1940Years on this page
1940
Records, sources and methodology
These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.