# Oil price jumps and markets slide after Trump warning to Iran | Oil | The Guardian

> Oil prices jumped as much as 8% on Thursday after Trump vowed to hit Iran extremely hard in the coming weeks. Brent rose to $109.74 a barrel, and WTI climbed 11% to $111.60, its first close above $110 since March 9.

- Date: 2026-04-02 · published 2026-04-02T12:00:00.000Z
- Category: geopolitics · region Global · magnitude high
- Page: https://feedsoft.ai/events/12923-oil-price-jumps-and-markets-slide-after-trump-warning-to-iran-oil-the-guardian
- Commodities: [Crude Oil (Brent)](https://feedsoft.ai/c/BRENT.md), [Crude Oil (WTI)](https://feedsoft.ai/c/WTI.md), [ULSD / Diesel](https://feedsoft.ai/c/DIESEL.md)

## Why it matters

A sharp rise in crude prices raises energy, transport and fertilizer costs across the feed chain. The rally follows a war that is disrupting Gulf energy supply.

## Read by commodity

- WTI: bullish ▲
- BRENT: bullish ▲
- DIESEL: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| BRENT | 2025-10-23 | [Oil price jumps and FTSE 100 hits new high after Trump puts sanctions on Russian firms \| Oil \| The Guardian](https://feedsoft.ai/events/8132-oil-price-jumps-and-ftse-100-hits-new-high-after-trump-puts-sanctions-on.md) | +4.1% | +1.9% |
| BRENT | 2026-04-02 | [Oil prices jump and shares drop after Trump threatens more Iran strikes](https://feedsoft.ai/events/12922-oil-prices-jump-and-shares-drop-after-trump-threatens-more-iran-strikes.md) | -2.8% | +8.2% |
| BRENT | 2024-10-07 | [Crude oil price today: Oil jumps as market waits for Israel attack on Iran](https://feedsoft.ai/events/10028-crude-oil-price-today-oil-jumps-as-market-waits-for-israel-attack-on-iran.md) | +1.2% | -6.8% |
| BRENT | 2026-04-02 | [Oil Jumps After Trump Vows to Hit Iran ‘Extremely Hard’ - WSJ](https://feedsoft.ai/events/12727-oil-jumps-after-trump-vows-to-hit-iran-extremely-hard-wsj.md) | -2.8% | +8.2% |
| BRENT | 2026-07-08 | [LatAm assets slide with global markets after Trump says Iran deal 'over' \| MarketScreener](https://feedsoft.ai/events/18630-latam-assets-slide-with-global-markets-after-trump-says-iran-deal-over.md) | +15.4% | +13.5% |
| WTI | 2025-10-23 | [Oil price jumps and FTSE 100 hits new high after Trump puts sanctions on Russian firms \| Oil \| The Guardian](https://feedsoft.ai/events/8132-oil-price-jumps-and-ftse-100-hits-new-high-after-trump-puts-sanctions-on.md) | +3.3% | +1.6% |
| WTI | 2026-04-02 | [Oil prices jump and shares drop after Trump threatens more Iran strikes](https://feedsoft.ai/events/12922-oil-prices-jump-and-shares-drop-after-trump-threatens-more-iran-strikes.md) | -2.2% | +6.1% |
| WTI | 2024-10-07 | [Crude oil price today: Oil jumps as market waits for Israel attack on Iran](https://feedsoft.ai/events/10028-crude-oil-price-today-oil-jumps-as-market-waits-for-israel-attack-on-iran.md) | +1.6% | -6.7% |

## Sources

- theguardian.com: https://www.theguardian.com/business/2026/apr/02/oil-price-rises-markets-slide-following-trump-iran-war-address

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Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.