So Englishmen saw it. Lincoln's insincerity was regarded as proven by two things: his earlier denial of any lawful right or wish to free the slaves; and, especially, his not freeing the slaves in 'loyal' Kentucky and other United States areas or even in Confederate areas occupied by United States troops, such as New Orleans.
The Glittering Illusion: English Sympathy for the Southern Confederacy (ed. Gateway Books, 1989)