Where in the constitution do you find the outline of the structure of the federal government? The Preamble?

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.

What major crop did the portuguese produce using slaves from africa? a. tea c. coffee b. bananas d. sugarcane select the best answer from the choices provided 0 a ooo cc cc

Why was russia drawn into a conflict with germany after ausria-hungary declared war on serbia ?