Iranian president said, "those resolutions are only paper."
He also added, "those who have regulated and designed the resolutions against the Islamic republic of Iran need us more than we need them."
Ahmadinejad joined other seven heads of states and governments to attend the seventh D-8 summit of developing nations in Nigeria"s capital Abuja on Jul 9.
According to Iranian president, the UN resolution to impose sanction on his country because of nuclear quest cannot deter Iran from pursuing its interest in nuclear energy.
He noted that Iran is not interested in the nuclear power race.
He said the Western powers employs colonial tactics in dealing with the weaker nations and tries to bring them under their perpetual control.
"What are the reasons behind the emergence of an economic melt down and crisis in the world. They have committed acts of plundering of the economies of the world," said Ahmadinejad.