Contents: 1. Fulfilment of the political criteria as a condition for the start of negotiations. - 2. The EU Commission's regular reports on Turkey's progress towards accession for 2003 and 2004 - Analysis and assessment. - 2.1. Democracy and Consitution. - 2.2. International Treaties, International Agreements and National Law. - 2.3. The Rule of Law. - 2.4. Human rights, fundamental rights and fundamental freedoms. - 2.5. Freedom of Religion. - 2.6. Minority rights. - 3. Conclusions and recommendations of the Commission. - 4. Assessment of the regular report and the Commission's conclusions and recommendations. - Overview: Turkey and the political criteria of Copenhagen, reform measures and implementation deficits.