Since the 1860s, States have agreed to prohibitions or limitations of certain weapons owing to their actual or potential human cost. These include prohibition on exploding or expanding bullets (186

, expanding bullets (1899), poison and asphyxiating gases (1925), biological weapons (1972), chemical weapons (1993), munitions using undetectable fragments (1980), blinding laser weapons (1995), anti-personnel mines (1997), cluster munitions (200

, nuclear weapons (2017), as well as limitations on the use of incendiary weapons (1980), anti-personnel- and anti-vehicle landmines, booby-traps and other devices (1980 & 1996), and obligations related to explosive remnants of war (2003).