Prepare a persuasive speech

Prepare a persuasive speech (Oxford or Munk Debate format) to support or oppose one of the proposed topics:
1. Governments should negotiate with terrorists when their citizens are taken hostage by terrorist groups.
2. All countries should be allowed to acquire nuclear weapons.
3. The government can use psychological warfare to nudge citizens towards socially desirable choices.
4. It is legitimate for environmental campaign groups to use ecoterrorism to achieve their goals.
5. National policies that may have significant environmental consequences should be subject to a veto by a national level appointed panel of scientific experts.