Sign and accede to the core international human rights treaties to which Tonga is not yet party, namely, the International Covenant on Economic, Social and Cultural Rights, the International Covenant on Civil and Political Rights, the International Convention for the Protection of All Persons from Enforced Disappearance, the International Convention on the Protection of the Rights of All Migrant Workers and Members of Their Families, and the Convention against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment