Rejection of Constitutional treaty and enlargement of EU to 27 member states drew highlights for the need of institutional reform of the Union. These reforms were important for the functioning of the EU. So, leaders of member states prepared a new treaty which will fulfill needed reforms in order to achieve the goals. Thus, in order to avoid the referendums, they decided to take out those parts of the rejected treaty and to continue forward with reformation of European Union. Lisbon treaty is designed to achieve these institutional reforms and to be more close to the citizens of EU member states. There are some institutional changes and other provisions that leads toward this goal. Also, it makes the Union more accountable and transparent. ...