(ii) Every individual shall have the right to express and disseminate his opinion within the law. The plaintiffs also relied on Article 66 of the Revised Treaty of ECOWAS. It provides: 1. In order to involve more closely the citizens of the Community 1n the regional integration process, Member States agree to co-operate in the area of information. 2. To this end they undertake as follows: ,. a) to maintain within their borders, and between one another, freedom of access for . : . professionals of the communication industry and for information sources, A ) i ·· b) to facilitate exchange of information between their press organs, to .. .,· promote and foster effective dissemination of information within the ; ·' Community; c) to ensure respect for the rights of journalists; d) to take measures to encourage investment capital, both public and private. in the communication industries in Member States; . \. e) to modernize the media by introducing training facilities for new . . information techniques; and f)• ., to promote and encourage dissemination of information in. indigenous . ' - languages, strengthening co-operation between national press agencies . ·and developing linkages between them. These provisions guarantee the right to life and also freedom of expression. The . I right to life imposes an obligation on States to investigate all acts of crime and bring perpetrators to book. A State will be neglecting its obligation under international law and treaty if it does not carry out effective investigations into crimes co mitted on its territory. A State also will be in breach of international law and treaty obligations if it fails to protect media practitioners including those Critical of the regime. For freedom of expression also includes the freedom to criticize the government and its functionaries subject to limitations imposed by the domestic laws. Article 2(3)(a) of International Covenant -on Civil and Political ' . 6