http://www.euronews.com/ It is the final day of campaigning in the regional assembly elections in Catalonia, a campaign that has become increasingly acrimonious and personal.

The stakes could not be higher for Madrid, as Spanish unity is on the line because the election could trigger a referendum on independence.

Rich but as financially troubled as the rest of Spain, seven and a half million Catalans, more than Denmark, account for a fifth of the Spanish economy, or about the same as Portugal.

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