The Gulf state is the latest to quit the group, which was created to form a united front on oil pricing. The United Arab Emirates has announced its withdrawal from OPEC and the wider OPEC+ framework, removing a core pillar of one of the most influential groups in the energy world. The Gulf country, with a capacity of approximately 4.8 million barrels per day and significant room to increase output, announced on Tuesday that it would quit the organisation to focus on “national interests”. Recommended Stories list of 3 items list 1 of 3 UAE leaves OPEC in blow to oil cartel during war on Iran list 2 of 3 What’s in Iran’s latest proposal – and how has the US responded? list 3 of 3 The cost of 76 years of US wars, from Korea to Iran end of list The move comes as the US-Israel war on Iran has sparked an historic energy shock. Here’s a look the at the organisation’s history and role in the global economy: When was OPEC established and why?…