Factbox - EU executive mounts pressure on Warsaw in rule of law spat

BRUSSELS (Reuters) - The European Union on Wednesday gave Poland two weeks to address formal criticism that its eurosceptic government was flouting democratic norms, escalating a standoff with the bloc's largest eastern member.

Warsaw is under investigation by the E.U.'s executive European Commission over changes to Poland's top constitutional court that have all but paralysed the institution and thrown it into the middle of a bitter political dispute.