What railroad connected the atlantic coast to the east coast

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.

Explain one major pattern of cultural interaction between nomadic and sednetary socities in afro eurasia before 1450 ce

How many battles were confederate victories? (specifically: major battles)