India, April 3 -- Iran responded to US President Donald Trump's address to Americans on the war with new missile attacks targeting Israel and the Gulf Arab states on Thursday, underlining Tehran's insistence that it rejected Washington's outreach for a ceasefire while maintaining its grip on the Strait of Hormuz.

Britain planned to hold a call on Thursday with nearly three dozen countries about how to reopen the strait, through which 20 per cent of all oil and natural gas traded passes in peacetime.

The 35 countries, including all G7 industrialised democracies except the US, as well as the United Arab Emirates and Bahrain, signed a declaration last month demanding Iran stop blocking the strait. The call will discuss "diplomatic and poli...