defendants be granted their rights as enshrined in law and measures that must be proportionate to the nature and gravity of the crimes they've been accused of
Defendants must be granted their legal rights, as enshrined in law, and the measures taken against them must be proportionate to the nature and gravity of the crimes that they have been accused of.
Defendants be granted their rights, as enshrined in law, and measures them must be proportionate to the nature and gravity of the crimes that they been accused of.