International contracting; Drafting and negotiation of international contracts; Legal advice on external trade; International lawsuits and arbitration, arbitration and claim of debts from companies in Spain or other countries; Proceedings before the European Court of Human Rights (Strasbourg);INTERNATIONAL CRIMINAL LAW; Offences and faults against persons: personal injury, murder, domestic violence, etc.; Offences against property: e.g. theft, burglary, swindling, arson, criminal damage, misappropiation, fraud; Road traffic offences; Offences against the Administration: prevarication, concealment, perjury, claim and false reports, etc.; Proceedings before the International Court of Justice, the International Criminal Court (The Hague, Netherlands), The International Criminal Tribunal in Rwanda and other international institutions.