according to the declaration of independence, “all men are created equal” and “they are endowed by their creator with certain un unalienable rights.” what does this mean?

Over time, the phrase "all men are created equal" has come to be interpreted to mean "all people are created equal," regardless of race, sex, or class. This is actually quite hypocritical as Thomas Jefferson, the person who wrote the Declaration of Independence, owned hundreds of slaves.

“They are endowed by their creator with certain un unalienable rights" means that God gave everyone certain rights that, under any circumstances, cannot be taken away from a person.

they were treated very badly. they were targeted by white supremacists and other groups, like the klu klux klan, even after coming back to the country as veterans. they were seen as inferior and gave the african americans new found motivation to fight against this racial injustice.