Brent halted its longest run of losses since August on concern that clashes between Iraq’s government and militants linked to Al-Qaeda may lead to a disruption in oil output. Futures climbed as much as 0.7 percent in London , snapping a five-day losing streak, amid fighting in the city of Fallujah and surrounding Anbar province in Iraq, the largest OPEC member after Saudi Arabia. West Texas Intermediate broke its longest run of losses since September amid the coldest U.S. weather in almost 20 years and forecasts that the nation’s crude inventories declined for a sixth week. “A lot depends on geopolitics,” said Hannes Loacker , an analyst at Raiffeisen Bank International AG in Vienna. “People shouldn’t ignore the tensions in Iraq. This may become much more serious than it already is.” Brent for February settlement rose as much as 79 cents to $107.52 a barrel on the ICE Futures […]