In examining the 1851 political cartoon ( Document #3 ), how are Southerners arguing against Northern protests of the 1850 Fugitive Slave Act?

In examining the 1851 political cartoon ( Document #3 ), how are Southerners arguing against Northern protests of the 1850 Fugitive Slave Act? To what extent does this image relate to the issues raised regarding nullification in Documents #1 and #2? How does the 1856 political cartoon ( Document #4 ) relate to the iss ues arising from the Kansas - Nebraska Act? To what extent did slavery complicate the process and politics of westward expansion in the 1840s and 1850s?