# William Lyon Mackenzie King

As head of government

William Lyon Mackenzie King, Prime Minister of Canada, was head of government when 1 recorded incident took place. The official who acted in each may be someone else; each incident names them.

## Tactics used

- [Detention and violence: 1](https://thewaronnews.com/incidents?leader=william-lyon-mackenzie-king&tactic=detention_and_violence)
- [Licensing and closure of outlets: 1](https://thewaronnews.com/incidents?leader=william-lyon-mackenzie-king&tactic=outlet_licensing)
- [Prior restraint: 1](https://thewaronnews.com/incidents?leader=william-lyon-mackenzie-king&tactic=prior_restraint)

## Incidents

| Date | Incident | Country | Tactic | Outcome |
| --- | --- | --- | --- | --- |
| 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) | [Canada](https://thewaronnews.com/countries/ca) ([RSF 2026 rank: 20th of 180](https://rsf.org/en/index)) | [Prior restraint](https://thewaronnews.com/tactics/prior_restraint) | Sustained (31 December 1945) |

Download these incidents. CSV, JSON or Markdown. CC BY 4.0; credit "The War On News, thewaronnews.com".
- CSV: https://thewaronnews.com/leaders/william-lyon-mackenzie-king?format=csv
- JSON: https://thewaronnews.com/leaders/william-lyon-mackenzie-king.json
- Markdown: https://thewaronnews.com/leaders/william-lyon-mackenzie-king.md

Actor entry: https://thewaronnews.com/actors/william-lyon-mackenzie-king

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