What was the significance of supreme court's ruling in in re gault?

It was ruled that minors could be tried as adults if they were charged with a violent crime.

in re Gault, 387 U. S. 1 (1967),

the U. S. Supreme Court made a landmark decision that held that juveniles accused of crimes in a delinquency proceeding must be afforded many of the same due process rights as adults, such as the right to timely notification of the charges, the right to confront witnesses.