The drug cartels not the only problem. - El Salvador
1982-91 33,274 M16 assault rifles
1981-91 3,120 40mm grenade launchers
1982-91 267,000 hand grenades
Lebanon
1980-83 38,000 M16 assault rifles
1983-84 60,000 hand grenades
1983-84 120,000 81mm HE mortar rounds
1983-83 2,944 anti-personnel mines
1984 4,000 anti-tank mines
Somalia
1982-87 4,800 M16 assault rifles
Thailand
1980-90 347,588 hand grenades
1980 185,000 anti-personnel mines
1980 40,000 anti-tank mines
Zaire
1988 1,000 M16 assault rifles -
https://fas.org/asmp/library/reports/AAAS.htm