- - considerable destruction of state or public buildings or representations of foreign states, transport system, infrastructure, information system, secured platforms in the continental shelf, public place or private property, hijacking of an aircraft, ship or public transport, production, possession, purchase, transport, supply or use of weapons, explosives, nuclear, biological or chemical weapons, research and development of nuclear, biological or chemical weapons, endangering security by releasing hazardous substances or causing fires, floods or explosions, disturbance or termination of supply with water, electrical energy or other basic natural resources, which could endanger human life, shall be sentenced to imprisonment between three and fifteen years. (2) Whoever wants to achieve the purpose referred to in the previous paragraph by using or threatening to use nuclear or other radioactive substance or device, by damaging a nuclear facility by releasing radioactive substance or enabling its release, or who by threatening or using force demands nuclear or other radioactive substance, device or facility shall be sentenced to imprisonment of up to fifteen years. (3) Whoever prepares or helps to prepare criminal offences referred to in the previous paragraphs by illegally obtaining the required means to commit these criminal offences or by blackmailing prepares someone else to participate in these criminal offences, or whoever falsifies official or public documents required to commit these criminal offences shall be sentenced to imprisonment between one and eight years. (4) If the act under paragraphs 1 or 2 results in death of one or more persons, the perpetrator shall be sentenced to imprisonment between eight and fifteen years. (5) If the perpetrator in committing offences under paragraphs 1 or 2 of this Article intentionally takes the life of one or more persons, he shall be sentenced to imprisonment of at least fifteen years. (6) If the act under paragraphs 1 or 2 of this Article was committed by a criminal organisation or group, which has the intention to commit criminal offences (hereinafter, terrorist organisation or group) specified in these paragraphs, it shall be sentenced to imprisonment between eight and fifteen years. (7) Whoever participates in a terrorist organisation or group, which has the intention to commit criminal offences under paragraphs 1, 2, 4 or 5 of this Article, shall be sentenced to imprisonment of no more than eight years. (8) Any person who establishes or leads the organisation referred to in the previous paragraph shall be sentenced with imprisonment of at least fifteen years. Financing of Terrorist Activities