Frederick Douglass Explains 4th Of July Celebration From The Black Point Of View

You might send them Frederick Douglass' July 5, 1852 address -- "The Meaning of July Fourth for the Negro" -- given at an event commemorating the signing of the Declaration of Independence, held at Rochester, New York's Corinthian Hall.

"This Fourth of July is yours, not mine. 

You may rejoice, I must mourn. 

And he asked them, "Do you mean, citizens, to mock me, by asking me to speak to-day? ... 

What, to the American slave, is your 4th of July?

I answer; a day that reveals to him, more than all other days in the year, the gross injustice and cruelty to which he is the constant victim. 

To him, your celebration is a sham; your boasted liberty, an unholy license; your national greatness, swelling vanity; your sound of rejoicing are empty and heartless; your denunciation of tyrants brass fronted impudence; your shout of liberty and equality, hollow mockery; your prayers and hymns, your sermons and thanks-givings, with all your religious parade and solemnity, are to him, mere bombast, fraud, deception, impiety, and hypocrisy -- a thin veil to cover up crimes which would disgrace a nation of savages. 

There is not a nation on the earth guilty of practices more shocking and bloody than are the people of the United States..."

 https://www.pbs.org/wgbh/aia/part4/4h2927.html