Which are effects of the establishment of the European Union? Select all that apply?

1. Free movement of goods, services, and people within the EU

2. Common currency (euro) for many member states
3. Harmonization of laws and regulations across member states
4. Increased trade and economic integration among member states
5. Greater political cooperation and coordination on issues such as security and foreign policy
6. Strengthening of democracy and human rights standards in member states