China has slammed the US blockade of Iranian ports as “dangerous and irresponsible”, calling for an immediate and full ceasefire and for the Strait of Hormuz to be reopened. Foreign ministry spokesman Guo Jiakun told reporters at a daily briefing in Beijing on Tuesday that the US action would only “inflame tensions, escalate the situation and undermine an already fragile ceasefire”, and that would further jeopardise the safety of navigation in the strait. “We urge all parties to abide by the...