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Five key ways the Koch brothers pushed their rightwing agenda
By Edward Helmore
How the Koch brothers fundamentally changed modern politics
By Christopher Michael Cillizza
David Koch has died; conservative donor and philanthropist dies at 79
By Emily Tillett
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Opinion | David Koch Was the Ultimate Climate Change Denier (Published 2019)
By Christopher Leonard
The Kochtopus: sprawling network keeps David Koch's legacy thriving
By Edward Pilkington
David Koch, billionaire industrialist and libertarian political activist, dies at 79
By Brian Schwartz
David Koch: Billionaire Republican donor dies aged 79
By Tara McKelvey
What the Koch Brothers own
By Ephrat Livni
The Koch brothers used their fortune to power a conservative crusade
By Joseph Zeballos-Roig
Billionaire David Koch, Who Used His Wealth to Reshape U.S. Politics, Dies at 79
By John Mccormick & Melanie Grayce West
David Koch, billionaire conservative activist and philanthropist, dies at 79
By Elisha Fieldstadt
David Koch, R.I.P.
By Brian Doherty
David Koch dies: Who are the Koch brothers?
By Jeanine Santucci
David Koch, billionaire businessman and influential GOP donor, dies
By Fredreka Schouten
David Koch, Embraced as an Arts Patron, Even as Criticism Grew (Published 2019)
By Robin Pogrebin & Elizabeth A. Harris
How David Koch and His Brother Shaped American Politics (Published 2019)
By Shane Goldmacher
David Koch, Billionaire Who Fueled Right-Wing Movement, Dies at 79 (Published 2019)
By Robert D. McFadden
David Koch, billionaire industrialist and Republican mega donor, dies aged 79
By Edward Pilkington
David Koch dies: his influence on politics, explained
By Andrew Prokop
David Koch, Billionaire Conservative Donor Dead at Age 79
By Andy Kiersz & Tom Porter