US president Donald Trump gives a thumbs up after a meeting with Canadian prime minister Justin Trudeau on Thursday. Photograph: Bloomberg

A US official said the military made preparations for limited strikes on Iran in retaliation for the downing of a US surveillance drone, but approval (...)

Iranian demonstrators burn a US flag during a rally in Tehran to show their support of Iran’s decision to pull out from some part of nuclear deal. Photograph: Abedin Taherkenareh/EPA

Iran’s Revolutionary Guards said on Friday that Tehran would not negotiate with the United States and a senior cleric warned that a US navy fleet coul(...)