Iran's army warned on Tuesday it would "open new fronts" against the United States if it resumes attacks, after President Donald Trump said he had held off launching a planned new offensive in the hope of striking a deal.The warning came with a shaky ceasefire in place since April 8 and after Washington and Tehran exchanged talks proposals through intermediaries in an effort to end the Middle East war, which began with US strikes on February 28.

WASHINGTON: President Donald Trump said he is holding off on a military strike on Iran planned for Tuesday because “serious negotiations” are underway. Trump made the announcement…

US President Donald Trump said he was planning a major new assault on Iran on Tuesday, but held off as he saw hope for securing a so far elusive agreement to end the war.

Iran has used the ceasefire as an opportunity "to strengthen its combat capabilities", says an army spokesman.