Washington DC, April 22 -- In a day of high-stakes brinkmanship and conflicting signals, US President Donald Trump on Wednesday hinted at a "possible" diplomatic breakthrough with Iran, even as maritime tensions in the Strait of Hormuz threaten to collapse a fragile regional ceasefire.

The President's optimism, delivered via a text message to The New York Post, follows his decision to extend a two-week ceasefire, a move he claims was requested by Pakistan's leadership to give a "seriously fractured" Iranian government time to present a unified proposal.

When asked by The New York Post about the reported breakthrough, Trump responded in a text message: "It's possible! President DJT."

The report further cited sources from Pakistan in Isl...