A lot is riding on Joe Biden - and Iran - to end the Middle East crises (Image: POLITICO.eu) There have been threats, in recent weeks, of the conflicts taking place in dotted parts of the Middle East 'expanding' to across the region . Whether it is the situation in Gaza, which the current horrors there have been going on for more than 100 days , or what is happening in Yemen and the Red Sea, where the Houthi military group is at loggerheads with ships belonging to the UK, United States and others. At the heart of these troubles are innocent lives being lost or displaced, and there is little sign, hope or willingness of resolution by those who should be negotiating peaceful solutions. But also at the heart of these are the United States and Iran. For decades, their governments have exchanged countless war of words, and for years, they've ruffled each other's feathers by using proxies and existing forces to needlessly flex their military muscles. These have often been