What constitutes a qualified majority? There are two systems.

System 1: Triple majority system - until November 2014 1. Weighted votes - votes correlated with the size of their population 2. Not proportional System 2: Qualified majority system - from November 2014 1. At least 55% of the members of the Council, comprising at least fifteen of them and representing Member states compromising at least 65% of the population of the Union 2. Less than four states try to block it 3. Ionnina Compromise: ??