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Trump v Biden US presidential election: Your hour-by-hour guide and the states to watch

Polling expert Bill White’s election night guide

It is one of the biggest nights in global politics, as the results are counted and America decides its leader for the next four years.

The President is elected by an Electoral College of 538 delegates, made up from all the US states.

Each state is allocated their delegate number based on population. This is why you constantly see the magic tally of 270 in the media reports — as this is the winning post.