Crocodile Tears?

According to the Iraq Survey Group Final Report  Iraq used almost 19,500 chemical bombs, over 54,000 chemical artillery shells and 27,000 short-range chemical rockets between 1983 and 1988. It deployed 1,800 tons of mustard gas, 140 tons of Tabun, and over 600 tons of Sarin.  Specifically,

Use in the Iran-Iraq War, 1983-1988

• August 1983: Haij Umran — Mustard, fewer than 100 Iranian/Kurdish casualties
• October–November 1983: Panjwin — Mustard, 3,000 Iranian/Kurdish casualties
• February–March 1984: Majnoon Island — Mustard, 2,500 Iranian casualties
• March 1984: al-Basrah — Tabun, 50-100 Iranian casualties
• March 1985: Hawizah Marsh — Mustard & Tabun, 3,000 Iranian casualties
• February 1986: al-Faw — Mustard & Tabun, 8,000 to 10,000 Iranian casualties
• December 1986: Um ar-Rasas — Mustard, 1,000s Iranian casualties
• April 1987: al-Basrah — Mustard & Tabun, 5,000 Iranian casualties
• October 1987: Sumar/Mehran — Mustard & nerve agent, 3,000 Iranian casualties
• March 1988: Halabjah & Kurdish area — Mustard & nerve agent, 1,000s Kurdish/Iranian casualties
• April 1988: al-Faw — Mustard & nerve agent, 1,000s Iranian casualties
• May 1988: Fish Lake — Mustard & nerve agent, 100s or 1,000s Iranian casualties
• June 1988: Majnoon Island — Mustard & nerve agent, 100s or 1,000s Iranian casualties
• July 1988: South-central border — Mustard & nerve agent, 100s or 1,000s Iranian casualties

Where was the American outrage at that time?