Charles Koch and David Koch: References & Edit History
Article Contributors
Primary Contributors
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Brian Duignan
Brian Duignan is a senior editor at Encyclopædia Britannica. His subject areas include philosophy, law, social science, politics, political theory, and religion.
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Invalidated site: The Guardian - How the Koch brothers built the most powerful rightwing group you've never heard of. | Oct 29, 2026 | ||
| Article structure updated. | Jun 26, 2026 | ||
| Add new Web site: Al Jazeera - The Koch Brothers. | Jun 11, 2026 | ||
| Add new Web site: CNN Politics - How the Koch brothers fundamentally changed modern politics. | Apr 18, 2025 | ||
| Add new Web site: CBC - The Koch brothers: Who are they and why do Democrats hate them? | Jan 07, 2025 | ||
| Add new Web site: Natural Resources Defense Council - Lies the Koch Brothers Tell. | Nov 30, 2024 | ||
| Add new Web site: Independent - Charles and David Koch: The men who tried to buy America. | Aug 22, 2024 | ||
| Add new Web site: PBS NewsHour - Who are the Koch brothers? | Jun 27, 2024 | ||
| First paragraph modernization. | May 06, 2024 | ||
| Add new Web site: The Guardian - How the Koch brothers built the most powerful rightwing group you've never heard of. | Apr 12, 2024 | ||
| Add new Web site: BBC News - Who are the Koch brothers? | Jan 16, 2024 | ||
| Add new Web site: NPR - 'Kochland' Explores How The Famous Brother Duo Made Their Money. | Mar 08, 2022 | ||
| Media added. | Dec 11, 2019 | ||
| Updated for the death of David Koch. | Aug 23, 2019 | ||
| Noted that David Koch was retiring due to health issues. | Jun 05, 2018 | ||
| New article added. | Jun 30, 2011 |
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