Iran warns of retaliation as US says peace deal with Tehran remains 'extremely difficult'

Tehran/Washington, Oct 21 (UNI) Iran on Wednesday warned that any military attack against the country will trigger a response of equal or greater force, as tensions with the United States still exist over the Strait of Hormuz, maritime security, and Tehran's nuclear programme. Meanwhile, US Secretary of State Marco Rubio has described the prospects of reaching a peace agreement with Iran as "extremely difficult." Rubio has acknowledged the challenges of securing a peace agreement with Tehran, saying the process would be extremely difficult. Rubio said Washington would continue applying economic pressure until Iran stops targeting commercial shipping in the Strait…