What important American document did Fredrick Douglass refer to in his Fourth of July speech in 1852?

The important American document Fredrick Douglass refer to in his Fourth of July speech in 1852 is expressed below in detail.

Explanation:

Douglass delivered a speech on an occasion remembering the authorizing of the Declaration of Independence. It was striking rhetoric, in which the spokesman expressed his listeners, "This Fourth of July belongs to you, not mine. The central information of Douglass's speech is that the Fourth of July is a day of liberty and freedom while workers are not autonomous nor do they have liberty.

i r r e l e v a n t

uhh idk for sure but i think it makes it difficult to pump the oil through the oil rigs