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EL PAÍS and the Royal Spanish Mathematical Society present their first summer math challenge
The horrors of Cádiz’s floating jails
Nine prison ships set up in the city's bay held Napoleonic war prisoners in appalling conditions
Leader of Venezuela’s opposition coalition resigns
Ramón Guillermo Aveledo, executive secretary of the Democratic Unity Roundtable, steps down
First day of Spanish train strike unfolds without major incident
Workers call 46-hour stoppage on key vacation travel days to protest staff shortages
UN gives Spain 90 days to explain how it will help victims of Franco regime
Expert group’s recommendations, which include creating a truth commission, are not binding
Argentina in default, says ratings agency
No deal between “vulture funds” and government, but private banks may still save the day
This week’s movie releases
DreamWorks delivers fire-breathing animated fun in ‘How to Train Your Dragon 2’