Mezue ahịrịokwu na-esonụ: Ọtụtụ mba, gụnyere United States na European Union, boro gọọmentị Syria ebubo na ha ji ngwá agha ọgwụrụ mba mee ọtụtụ ihe. Mgbe mwakpo Ghouta nke 2013 na nrụgide mba ụwa, Syria sonyere na Chemical Weapons Convention na mbibi nke ngwa agha kemịkal Syria malitere. N'afọ 2015, ndị ọrụ UN kpughere ihe ndị a na-ekwupụtabeghị na mbụ nke sarin na "ebe nyocha ndị agha". Mgbe mwakpo kemikal nke Khan Shaykhun mere n'ọnwa Eprel afọ 2017, mba Amerịka mere nke mbụ
mwakpo megide ndị agha gọọmentị Syria. Na 14 Eprel 2018, United States, France na United Kingdom mere ọtụtụ mwakpo ndị agha jikọtara ọnụ megide ọtụtụ ebe gọọmentị dị na Syria, gụnyere Barzah Scientific Research Center, mgbe mwakpo kemịkal na Douma.