ROME, Dec 07 (IPS) - Maximo Torero Cullen is the Chief Economist of the Food and Agriculture Organization (FAO)This year’s Human Rights Day marks the 74th year since the United Nations adopted the Universal Declaration of Human Rights, an international document that enshrines the rights and freedoms of all people. The right to food became a legal obligation for countries to promote and protect as part of the economic, social and cultural rights in 1966.