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Are Stocks Going to Plunge if Congress Is Split Under President Donald Trump? Here's What History Says About Stock Market Returns in This Scenario.

Nearly a century of historical return data shows what happens when the political puzzle pieces are rearranged on Capitol Hill.

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Geopolitics· September 05, 2026 at 01:26 PM
Authored by·Editorially reviewed
Onur Erkan Yıldız
Founder, Financial Engineer · CMB-licensed
NeutralMedium impact

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Nearly a century of historical return data shows what happens when the political puzzle pieces are rearranged on Capitol Hill.

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