Libya’s National Oil Corporation (NOC) on Sunday halted production in a major field in the conflict-ridden country. The state corporation said it had declared a force majeure on the Sharara oilfield in south-western Libya as of Sunday due to its closure by protests. “The closure has resulted in the suspension of crude oil supplies from the field to Zawiya terminal [west of Tripoli],” NOC added in an online statement. “Negotiations are ongoing to resume production as soon as possible,” it said without elaborating. “Force majeure” is a legal clause that exempts a company from fulfilling its cont…