'Both freedom and bread are necessary for the all-round human being. Instead of undermining each other, they are interrelated and interdependent.' (A Sachs, 'The Judicial Enforcement of Socio-economic Rights')

Civil/political rights and economic/social rights have been treated differently in international law despite this argument and United Nations statements to the contrary.

(a) Explain how and why, historically, rights have been treated differently. and (b) Evaluate the question of whether there should be a hierarchy of rights protection.