One of Libya’s rival prime ministers warned Thursday that his government would not tolerate any further militia fighting, days after the year’s bloodiest bout of clashes rocked the capital, Tripoli, killing at least 45 people.

One of Libya’s rival prime ministers warned Thursday that his government would not tolerate any further militia fighting, days after the year’s bloodiest bout of clashes rocked the capital, Tripoli, killing at least 45 people.