BCA Research’s model shows a narrow 51‑49 Republican Senate lead but suggests Democrats could win with an oil‑price shock.
Democrats must capture at least eight of the eleven competitive races, including possible upsets in Alaska, Texas and Nebraska.
The ongoing oil shock could keep energy prices high through 2026, raising Democratic sweep odds to 65‑75% and pressuring markets.
A Democratic Congress is expected to push President Trump toward executive action and foreign‑policy activism significantly in 2027‑28.