Angry youths rattle Spain in support of jailed rap artist

BARCELONA, Spain — The imprisonment of a rap artist for his music and tweets praising terrorist violence and insulting the Spanish monarchy has set off a powder keg of pent-up rage this week in the southern European country.

The arrest of Pablo Hasél has brought thousands to the streets for different reasons.

Under the banner of freedom of expression, many Spaniards strongly object to putting an artist behind bars for his lyrics and social media remarks. They are...