The statement that best identifies similar ideas regarding slavery and the country's problems in both passages is:
Both passages place clear blame on supporters of slavery for the country’s problems.
In Douglass's speech, he expresses outrage and condemnation towards the hypocrisy of a nation celebrating freedom while maintaining slavery. Similarly, Lincoln's address acknowledges the deep moral conflict regarding slavery and implicitly critiques those who support it, suggesting that it is a significant source of the nation’s strife. Both texts highlight the responsibility of those who uphold slavery and emphasize the moral failing it represents for the country.