The animosity between the US and Iran precedes its current leaders, and is deeply rooted in the many political and economic events that have unfolded over the last four decades. While the US insists on negotiating a new deal, Iran remains steadfast in its refusal to engage in direct talks, viewing the US "maximum pressure" approach as a major obstacle to any meaningful dialogue.
To understand the complex dynamics at play, click through the following gallery to read up on what is really going on between these two countries.