First, I don't think Mr. Chase or Mr. Webster were ranting. I didn't say these things. The POINT was it was the in Constitution, it was LAW. The property in question, could have been mules, chickens or pigs. Just so happened it was slaves.
(From post 1228:Instead of upholding and enforcing the constitutional guarantee which I have read, many States of the North enacted laws making it a criminal offence for any official to comply with his oath of office and comply with the terms of the Constitution, so far as it affected this question.)
The source was at the bottom, if you had read the article. In case you missed it.
Source: Southern Historical Society Papers. Vol. XXII. Richmond, Va., January-December. 1894
And you apparently read nothing that I wrote in the thread. Let's see how careful a reader you are---go back and find the place where I talk about the Constitution. That will answer your question, and you won't like it.