The threats are being ramped up over a vital oil shipping route which Iran's threatening to block. The country says it's ready to confront any military ships crossing the security perimeter of its large-scale war games being held in neutral waters near the Hormuz Strait. Iran has already spotted a U.S. aircraft and other battleships in the region. Earlier, the Islamic republic threatened to stop oil shipments through the channel, if new Western-backed sanctions hit its fuel exports. America's vowing to use its navy, stationed in the Persian Gulf, to stop the Iranians from hindering passage. For analysis, RT talks to Robert Naiman, Policy Director at the Just Foreign Policy think tank.
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