🏛️ Politics · Next Month

Democratic Party wins majority in the US House of Representatives in the 2026 midterm elections (election day November 3, 2026, confirmed by AP or NBC News by November 7, 2026)

Hit ✦ AI-generated prediction Published on 27. September 2026 · Predicted for 3. November 2026 · Based on: Statistical Pattern

Probability

90%

Polymarket currently prices Democrats' chances of winning the US House majority at 93% (as of September 27, 2026). The broader 'Balance of Power' breakdown shows: Democratic Sweep of both chambers at 63%, 'R Senate / D House' scenario at 29%, Republican Sweep at 8%. Historical base rate: the sitting president's party loses seats in the House in 18 of 20 midterm elections — with a current Republican majority of only ~5–8 seats, this is an extremely fragile starting position. The Senate race is more competitive (forecasts approximately 51% Democrats / 49% Republicans) and is assessed separately. The robust structural midterm tendency toward the opposition party and Polymarket's market pricing of 93% form the basis of this forecast.

Data basis for this prediction

Polymarket: Demokraten gewinnen US-Repräsentantenhaus 93 %, Republikaner 8 % (Stand 27.09.2026)
Polymarket 'Balance of Power 2026 Midterms': Democrat Sweep 63 %, R Senate/D House 29 %, R Sweep 8 % (Stand 27.09.2026)
Historische Basisrate AP/Cook Political Report: 18/20 Midterms → Sitzverlust der Präsidentenpartei im Repräsentantenhaus

Verdict: Hit

Die Vorhersage ist eingetreten. Die Demokratische Partei gewann die Mehrheit im US-Repräsentantenhaus bei den Midterm-Wahlen am 3. November 2026. NBC News projizierte mindestens 258–259 Sitze für die Demokraten (netto +41 Sitze, 43 geflippte Sitze) – ein Ergebnis, das NBC News als vollständige Kontrolle beider Kammern durch die Demokraten bezeichnete. Hakeem Jeffries wird voraussichtlich neuer Speaker. Sowohl NBC News als auch AP bestätigten das Ergebnis innerhalb der Frist (vor dem 7. November 2026). Quellen: NBC News (https://www.nbcnews.com/politics/2026-elections/house-results), Al Jazeera (https://www.aljazeera.com/news/2026/11/4/democratic-party-gains-us-house-majority-in-2026-midterm-elections), CBS News (https://www.cbsnews.com/live-updates/house-election-results-2026/).

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Scott Colom (D) wins 2026 Mississippi US Senate race (Class 3), defeating Cindy Hyde-Smith (R) — confirmed by AP or NBC News by November 20, 2026

In the Mississippi Senate race (Class 3), Democratic candidate Scott Colom holds a razor-thin lead of 65 votes out of ~945,600 counted over incumbent Republican Cindy Hyde-Smith, with 95% of votes counted (as of November 8, 2026; sources: ABC News, NBC News). The remaining ~47,800 ballots (5%) come predominantly from urban counties (Hinds, Rankin, Jackson County) that historically lean Democratic. An automatic recount (legally required when margin < 0.5%) is certain; a certified result is not expected before November 15–20. If outstanding ballots mirror the counted split, Colom wins. No Polymarket data available for this individual race; the razor-thin margin does not justify a probability above 55–58%.

55%

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9th European Political Community Summit (Dublin, November 12, 2026) adopts joint communiqué on strengthening European support for Ukraine — confirmed by Euractiv or Irish Times by November 13, 2026

At the 9th EPC Summit in Dublin approximately 50 European heads of state convene on November 12, 2026. Each of the eight predecessor summits (Prague 2022 through Tirana 2025) concluded with a unanimous closing communiqué on Ukraine support — historical base rate 100%. Direct momentum: President Zelensky meets Chancellor Merz in Berlin on November 11; bilateral dynamics feed directly into the Dublin summit. Ireland as host has set strengthening European defense capabilities as the top priority. The only failure scenario would be an open veto by Orbán (Hungary) — circumvented at every prior EPC through the consensus principle. No active prediction market; analogy probability from historical base rate: >85%.

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Israel: No new coalition government receives Knesset confidence vote by December 31, 2026 — post-October election government formation fails (confirmed by Times of Israel or AP by January 1, 2027)

Polymarket assigns only 41% probability to a new Israeli government by December 31, 2026 — and just 12% by November 30 (as of November 9, 2026), implying a 59% market probability that government formation fails by year-end. Background: coalition negotiations following the October 2026 elections are deadlocked, with ultra-orthodox parties (Agudat Israel, Degel HaTorah) and right-wing nationalist factions making irreconcilable demands on military draft exemptions and budget priorities. Israel required multiple election cycles in 2019–2022 before achieving a stable government. Own estimate: 55% probability of failure (more conservative than Polymarket's implied 59%, as surprise compromises remain possible).

55%

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