A new study has listed Iraq, Afghanistan, Pakistan, and Ukraine among the world's 10 most dangerous countries.

Based on terrorist and rebel activity, the study by the Washington-based IntelCenter lists Iraq and Syria as the world’s most dangerous countries.

Afghanistan was ranked fifth and Pakistan was listed as the world’s eighth most dangerous country.

Ukraine was listed as the world’s ninth most dangerous country.

Others in the top 10 were Nigeria, 3rd; Somalia, 4th; Libya, 6th; Yemen, 7th, and Egypt, 10th.

Based on reporting by The Economic Times and The Times of India