Why did the US get involved in the Transatlantic slave trade?

Although a number of things brought about world war one there was one even that push to europe over the edge. what was that event?

Read the following passage. the early mill girls were of different ages. some were not over ten years old; a few were in middle life, but the majority were between the ages of sixteen and twenty-five. the very young girls were called "doffers." they "doffed," or took off, the full bobbins from the spinning frames, and replaced them with empty ones. based on the passage, early mill girls were mostly young. were mostly middle aged. were of a variety of ages. were mostly children.

Dalton developed the first model of the atom that showed the structure of the inside of an atom