Iran tightened its grip on the Strait of Hormuz again on Saturday, asserting that it was “under strict control” by Iranian forces — just hours after Iranian officials and President Trump had raised hopes for an end to the war by announcing that the waterway had reopened.

Iran’s military said in a statement that the strait had now “returned to its previous state” unless the United States ended its own blockade of Iranian ports. A shipping monitor run by the British navy said Saturday that it had received a report of Iran’s Revolutionary Guards firing at a tanker in the strait.

The new developments added to the confusion on Saturday over the status of transit through the strait, where Iran has choked global energy supplies by menacing passing ships during more than a month of war with the United States and Israel.


...