Pakistani authorities lifted security restrictions in central Islamabad on Monday after their hopes of hosting a second round of negotiations to end the US-Israeli war against Iran failed to materialise. Deputy prime minister Ishaq Dar announced that the restrictions on traffic around Serena Hotel, the venue of the first round of talks between US and Iranian officials earlier in April, were being removed after more than a week. He thanked the people of Islamabad and the twin city of Rawalpindi for their patience in putting up with the heightened security measures. The luxury Serena Hotel, which had been cleared out of guests and closed for reservations ahead of the first round of talks, also resumed its services on Monday. The announcement signalled that there was no immediate prospect of further direct talks despite Iranian foreign minister Abbas Araghchi’s visit to the Pakistani capital city on Sunday raising fresh hopes of a breakthrough.…