Under Article 22 of the EU's Charter of Fundamental Rights, there is a provision for respect of minority languages used in Europe.

BBC: Minority language statement

For instance, it entrenched in law the EU's Charter of Fundamental Rights, which gives workers the right to free job-placement help.

ECONOMIST: A constitution in tatters

The Polish government ratified the treaty at the weekend, but Czech president Vaclav Klaus has said he will not sign unless his country is granted an opt-out from the EU's Charter of Fundamental Rights.

BBC: Berlusconi backs Blair for EU job