# William Lyon Mackenzie King

Published 2026-09-26. Last reviewed 2026-09-26. 0 sources.

- Kind: person
- Role: Prime Minister of Canada
- Jurisdiction: Canada

## Incidents

| Date | Incident | Role | Status |
| --- | --- | --- | --- |
| 3 September 1939 | [Canada: War Measures Act regulations authorize review of hundreds of newspapers and ban political organizations](https://thewaronnews.com/incidents/1939-canada-defence-of-canada-regulations-censorship) | implemented | historical |

Timeline: https://thewaronnews.com/timeline/actor/william-lyon-mackenzie-king. As head of government: https://thewaronnews.com/leaders/william-lyon-mackenzie-king

Source page: https://thewaronnews.com/actors/william-lyon-mackenzie-king. The War On News, CC BY 4.0.