New Delhi, July 30 -- Gold prices edged higher on Thursday in the international market, as markets assessed comments from US Federal Reserve Chairman Kevin Warsh on tackling inflation after the US central bank left interest rates unchanged at its latest policy meeting.

Spot gold was up 0.3% at $4,076.29 per ounce, as of 0245 GMT after rising as much as 2% on Wednesday. US gold futures for August delivery gained 1% to $4,073.60.

A divided Federal Reserve left interest rates unchanged on Wednesday while Warsh reaffirmed the central bank's commitment and focus to bringing inflation under control, leaving markets uncertain about its next policy move.

In another important development, the US forces began launching strikes against Iran at 8 ...