Article 29 Without prejudice to the powers of the European Community , the Union 's objective shall be to provide citizens with a high level of safety within an area of freedom , security and justice by developing common action among the Member States in the fields of police and judicial cooperation in criminal matters and by preventing and combating racism and xenophobia .
3 . Jäsenvaltio , joka antaa 2 kohdassa tarkoitetun julistuksen , täsmentää , kumpi seuraavista tapauksista on kyseessä :