Negotiating over tolls or safe passage through the strait at the centre of the US-Iran war is a compromise Singapore cannot afford to make, says Tara Davenport of the NUS Centre for International Law. SINGAPORE: Iran and the United States are currently at a standoff in the crucial Strait of Hormuz. Iran has restricted shipping through the strait and is demanding tolls for ships to transit. After talks failed, the US started a naval blockade of maritime traffic entering or exiting Iranian ports –