NEW DELHI, Sept 12 (Reuters) - Leaders of the BRICS group of nations will meet on Saturday in the Indian capital of New Delhi for their annual summit, amid mounting geopolitical tension, disruptions in energy markets, shipping, and global trade.Here is a look at the bloc's history, and the challenges it faces today.WHAT ISBRICS?The acronym BRIC was coined by Goldman Sachs Chief Economist Jim O'Neill in 2001, in a research paper highlighting the growth potential of Brazil, Russia, India, and Chin... BRICS was set up to challenge a world order dominated by the United States and its Western allies. Key points and original sources are listed below.

• NEW DELHI, Sept 12 (Reuters) - Leaders of the BRICS group of nations will meet on Saturday in the Indian capital of New Delhi for their annual summit, amid mounting geopolitical tension, disruptions in energy markets, shipping, and global trade.Here is a look...S1

• BRICS was set up to challenge a world order dominated by the United States and its Western allies. Together, its members account for more than 40 per cent of the world's population and almost a quarter of the global economy.S2