There's now a 50% chance of world war as the Israel-Hamas conflict threatens to spread, hedge fund legend Ray Dalio says

• Ray Dalio warns the Israel-Hamas conflict is likely to trigger more clashes in other places.
• The risk of a world war that includes the US and China has risen to 50%, the elite investor says.
• The economic historian says these kinds of battles tend to be brutal and often spread.

The Israel-Hamas clash threatens to spark other bloody battles, meaning it's now a coin toss whether a world war breaks out that includes the US and China, Ray Dalio has warned.