10 10. Colombia Getty Images As Colombia struggles to end a 50-year internal conflict, the murder rate in the country remains high, at 30.8 per 100,000 in 2012.

Women march during a rally to demand peace and against discrimination in Bogota, Colombia, Nov. 22, 2013. (EITAN ABRAMOVICH/AFP/Getty Images)

9 9. South Africa AP South Africa is still one of the most dangerous countries in the world, but it has almost halved its murder rate in recent decades. In 2012, South Africa's homicide rate stood at 31 per 100,000 people, compared to 64.5 per 100,000 in 1995. Women take part in a drumming session in downtown Johannesburg, to protest against violence against women and children, March 8, 2013. (AP Photo/Denis Farrell)

8 8. Saint Kitts and Nevis AP Saint Kitts and Nevis has a high proportion of murders relative to its tiny population, 33.6 per 100,000 in 2012. The actual number of homicides recorded was 18. An aerial view of the Caribbean island of St. Kitts, Sept. 23, 2011. (AP Photo/Ramon Espinosa, file)

7 7. Swaziland AP Swaziland also has a high proportion of murders relative to its small population, 33.8 per 100,000 in 2012. Voters queue to cast their votes for parliament at a voting station in Nhlangano, Swaziland, Sept. 20, 2013. (AP Photo/Mongie Zulu)

6 6. Jamaica AP Jamaica's fight against drugs and organized crime has reduced the country's homicide rate since 2009, but it remains one of the world's most dangerous countries, with 39.3 murders per 100,00 in 2012. Art student Jason Lorraine stands in front of a mural he designed calling for an end to violence in a corner of Tivoli Gardens, a slum in Kingston, Jamaica, Oct. 12, 2013. (AP Photo/David McFadden)

5 5. Guatemala AP Guatemala, with 39.9 murders per 100,000 in 2012, still struggles to contain the violent legacy of a 36-year civil war. Ixil Indian women and men whose family members were killed in the country's civil war celebrate the judge's guilty verdict for Guatemala's former dictator Jose Efrain Rios Montt, Guatemala City, May 10, 2013. (AP Photo/Luis Soto)

4 4. El Salvador Getty Images El Salvador's murder rate in 2012 was 41.2 per 100,000, the fourth largest in the world. Masked gang members hand over weapons during a symbolic act for peace at Gerardo Barrios Square in San Salvador, July 12, 2012.

(Jose CABEZAS/AFP/GettyImages)

3 3. Belize Crime-torn Belize had a murder rate of 44.7 per 100,000 in 2012, the third highest in the world. Belizean soldiers are posted in parts of Belize City where gang violence is highest, September 16, 2011. (Nick Miroff/The Washington Post via Getty Images)

2 2. Venezuela Venezuela's soaring murder rate -- which stood at 53.7 per 100,000 in 2012 -- was one catalyst behind the swell of anti-government protests that have rocked the country since early 2014. Demonstrators lie on the ground holding murder statistics at a protest in Caracas, Venezuela, March 7, 2014. (AP Photo/Fernando Llano)