The United Nations Convention on Certain Conventional Weapons (CCW) has banned or restricted many weapons in war.
For thousands of years, rules have been in place to regulate the types of weapons used in battle; for example, in Ancient Greece, the use of poison in armed combat was prohibited (pdf below).
International agreements to legally regulate the types of weapons that are permissible (and banned) in wars around the world were not created until the 19th century.
According to i...
