Iran and the U.S. hold the latest round of talks in Geneva on Thursday aimed at resolving their longstanding nuclear dispute and averting new U.S. strikes on Iran following a large-scale military buildup.

Iran is pushing back against U.S. President Donald Trump’s pressure tactics ahead of critical talks in Geneva over Tehran’s nuclear program, alternating between calling his remarks lies to saying nego

The remarks by two Iranian officials ahead of Thursday's talks come as America has assembled its biggest deployment of aircraft and warships to the Middle East in decades, part of Trump's efforts to get a deal to constrain Iran's nuclear program.

President Trump said in his State of the Union address that Iran is working to build nuclear weapons. Iran's foreign ministry disputes these claims.

Senior Trump administration officials on Wednesday made the case that Iran poses a major threat to the United States ahead of Thursday negotiations over Tehran's nuclear program.

Tomorrow, the U.S. and Iran will resume negotiations over Tehran's nuclear program. MS NOW International Reporter Ines de La Cuetara has more details on the talks. President Emeritus of the Council

The Trump administration is expanding its pressure on Iran by imposing new sanctions aimed at the country's missile, drone and oil networks. (AP Photo)

Iran on Wednesday dismissed US claims about its missile programme as "big lies", after President Donald Trump said Tehran was developing missiles that could strike the United States.