The UK government has taken the step of banning the use of these by the British Army, in the hope that others will follow suit. Their first use in World War 2 caused terror and horrific casualties, especially among civilians - mostly the young. According to 'UXB Malta', Italian 'Thermos' bombs designed originally for airfields were scattered across Malta's towns and villages in 1941, followed by German butterfly bombs in 1942. They were hard to spot and easily stepped on, with fatal results: a butterfly bomb was found in Malta a matter of weeks ago, in the field where it had lain for nearly 70 years.
Do you have a source? There is partially a treaty already in place for this stuff, I don't think we will see the end of cluster bombing any time soon, the industry is far too useful in countries like China, India, and even the United States. Convention on Cluster Munitions - Wikipedia, the free encyclopedia A lot of the countries who have signed the treaty don't really stand out as airforce power houses.