The Danish model: age 15 default, parental opt-in from 13, enforced
on platforms via DSA Article 28, backed by MitID for age verification
and a 160M DKK child-safety fund. Covers Frederiksen's October 2025
parliament speech, November political agreement, December follow-up
package, and the Jutland Declaration signed by all 27 EU states during
Denmark's H2 2025 Council Presidency.