Instead of levying counter tariffs to respond to the unjustified trade war, should the defending countries instead stop, or threaten to stop domestic enforcement of colonial IP rights?

Not just on movies or music, which would make it legal to pirate them, but also products and pharmaceuticals.
This would not only deprive them from sales due to the proliferation of copies, but also from decreasing licensing fees.

Based on this interview with Swiss lawyer Christophe Germann