William Lloyd Garrison was a strong voice of Abolitionism, he published his opinions on “The Liberator” that was a publication that reached thousands of individuals around the world. Because of his strong position against slavery, some slaveholders demanded the end of the paper and even offered a 5 thousand dollars for Garrison’s capture.
This phrase reflects the period of time he was living because he was fighting against slavery. Garrison even founded the New England Anti-Slavery Society after he wrote those words.
200,000,000 taels. but idk don't take my word for it just to get an idea on your answer i hope this helps!