A chevalier’s threat that Dudley Mann could be executed for a secret mission in support of this person prompted Daniel Webster to reply in the “Hülsemann letter.” Haberdasher John Genin got this person’s retinue to don his wares on Broadway, leading the felt slouch hats worn by Civil War (15[1])officers to be named after this person. Many babies like librarian Melville Dewey (15[1])were given this person’s full name as middle names after Millard Fillmore sent the USS Mississippi (15[1])to pick him up in Smyrna. This man’s refusal to speak on abolition cooled (15[1])a namesake “mania” that went (15[1])with his lobbying (-5[1])of (*) “intervention for non-intervention” to Congress. Observers in the Young America movement cheered the liberalizing (10[1]-5[1])April Laws that this European (10[1])created (10[1])before he was deposed by Franz Josef. For 10 points, name this leader of the 1848 Revolution in Hungary. (10[1])■END■ (10[1])