New Delhi, Jan. 29 -- Oil prices jumped nearly 1.5% on Thursday, extending their bull run to the third consecutive day amid growing fears that the U.S. could launch a military strike against Iran, a major Middle East crude producer, potentially disrupting regional oil supplies.

Brent crude futures advanced 99 cents, or 1.5%, to $69.39 a barrel, while U.S. West Texas Intermediate crude rose $1.06, or 1.7%, to $64.27 a barrel. Both benchmarks are up around 5% since Monday and are trading at their highest levels since September 29.

The crude oil prices rallied as U.S. President Donald Trump stepped up pressure on Iran to halt its nuclear programme, including threats of possible military action, while a U.S. naval task force has entered the...