Number 4 because he is persuading the Americans to see that the taxing of the Brittish is not fair.
First, it needed to be said that slaves got much worse treatments and we couldn't get around that.
But if we have to found a similarity it would be the restrictive nature that society imposed on both social groups.
For example, compared to men, women are much more likely to be controlled by their family in choosing the job they should take and the partner that they should marry.
Eugene Debs became a socialist in 1897 while serving time in jail. He was incarcerated after he was complicit with the Pullman Strike and he read various social works and became a more radicalized social worker than when he had gone into jail.
They wished to have trading ports and find a way to the East through Africa.