Article 6 of the treaty on european union, called the maastricht treaty, states the eu is founded on what?

Article 6 of the treaty on european Union , the maastricht treaty states the EU is founded on The Rule Of Law.

Which means that there's countries deemed as superior within the Union and all of the members are binded under the same power of law, in order to keep the balance of strength within the union

Italy had political stability, wealth, and trade.