What was the main cause of the sino-japanese war?

Ineed with what i should write for my research paper. my topic is history of slavery. 1800 words. all i need is what to write in each paragraphs. like when the research paper has titles for each paragraph and it explains the tile in each paragraph. for example when did slaverh begin? why did it begin like an outline.

Monopolies were legal in the united states until a)the 1860s. b)the 1870s. c)the 1880s. d)the 1890s.

One exception to the full faith and credit clause is that one state cannot enforce the civil law of another state is required to recognize marriages and divorces in another state cannot enforce the criminal law of another state is required to enforce the criminal law of another state