We've compiled a data set describing which states have signed, ratified, or called for humanitarian disarmament treaties and efforts. An interactive pivot table is available here.
If you're interested in this vital work, check out our partners, Control Arms and the International Action Network on Small Arms (IANSA).
Sources for this data are
TPNW: http://disarmament.un.org/treaties/t/tpnw
ATT: https://www.un.org/disarmament/convarms/arms-trade-treaty-2/
CCM: http://www.clusterconvention.org/the-convention/convention-status/
MBT: https://www.armscontrol.org/factsheets/ottawasigs
CAWB: https://www.stopkillerrobots.org/wp-content/uploads/2018/11/KRC_CountryViews13Nov2018.pdf