Millennium Development Goals (MDGs) assigned by the UN in September 2000, have to be completed in 2015 but they failed due to certain reasons.
They are:-
1. Unrealistic Goals
2. Only considering Devolving Nations
3. Weak Governance
4. Mismanagement
5. Fewer Targets
6. Lack of Effectiveness
7. Lack of Transparency
Study more about SDGs at SDG Class 10