English colonies are related to the Atlantic slave trade in the sense that the English colonies are source locations where slaves are gotten by the English and Atlantic slave trade is the process of transporting slaves over the Atlantic ocean to their foreign location where they would be used.
<h3>What are colonies?</h3>
A colony is a country or area under the full or partial political control of another country and occupied by settlers from that country.
Answer:The opium war was a war based on the fact that china attempted to suppress the opium trade. Foreign traders, mosly British, were illegally exporting opium mainly from india. Hope this helped.