You may find useful content and or data in NGOs related to your research areas. LANIC has an excellent page divided by country. You will also find regional and international resources.
The World Association of Non-Governmental Organizations (WANGO) should have the most complete list of NGOs worldwide: http://www.wango.org/resources.aspx?section=ngodir
There are several useful resources including searchable case law, news and special reports on related topics on this UN Refugee Agency site.
The International Justice Resource Center (IJRC) provides advocates, civil society organizations, and victims of human rights abuses with the information and resources they need to effectively use international legal protections – including advocacy before human rights monitoring bodies and complaints before international and domestic courts – to bring about justice and accountability for human rights violations. Check out the Online Resource Hub.
An important gateway to online resources on Latin America and the Caribbean from UT-Austin.
Information in The Factbook is collected from and coordinated with a wide variety of US Government agencies, as well as from hundreds of published sources and is updated weekly.