There are countries and territories affected by cluster munitions in every region of the world.
Affected countries and territories
The following countries are contaminated by cluster munition remnants: Afghanistan, Angola, Azerbaijan*, Bosnia and Herzegovina, Cambodia, Chad, Chile, Croatia, Georgia, Germany, Iran, Iraq, Lao PDR, Lebanon, Libya, Montenegro, Serbia, Somalia, South Sudan, Sudan, Syria, Tajikistan, Ukraine, United Kingdom**, Vietnam, and Yemen.
The most heavily affected are Lao PDR and Vietnam, followed by Syria, Iraq, Yemen and Cambodia.
The following territories not internationally recognized are contaminated with cluster munition remnants: Kosovo, Nagorno-Karabakh, Western Sahara.
It is unclear whether there is cluster munition contamination in the following countries: Colombia and Democratic Republic of Congo.
Updates and details on affected countries and territories are available in the Cluster Munition Monitor.