Many of the reports of violence seem to stem from ethnic conflict, of grave concern in Burundi, which emerged in 2005 from a 12-year conflict that pitted the country’s Tutsi minority against rebel groups from its Hutu majority.
"[The case] has exposed how anyone can be forcibly disappeared into thin air in the country with those in power focused on covering up the traces," Erika Guevara-Rosas, Americas Director at Amnesty International said.
“Guatemala still needs to transform a culture of impunity into a culture in which the truth is told and individuals are held accountable, whoever they are,” United Nations officials said in a statement.
Salwa Bugaighis was the first woman to call for the ouster of Libyan dictator Moammar Qaddafi. After she cast her ballot in last year's election, men in hoods and military uniforms stormed into her home, shooting and killing her. A year later, her killers remain at large.