Don't be confused by the skull in the context of freedom. The skull is a symbol of what we all have. We all deserve freedom
Its painting in blue symbolizes our actions that we can create in freedom, and yellow - the consequences of those actions. The gradient symbolizes what we see, feel and have a desire to do.
After gaining freedom, we become free.

About design:
there is crosshatching and not a solid background, oil brushes are used and crosshatching

every element and leaves including have gold stroke and blue elements