"I" know Bernard Courtois discovered this element in 1811
He 
suspected he'd discovered a new element, but the war (Napoleon having 
stretched ... No one yet, knew for sure exactly what it was, until the English 
chemist Sir .... Gee, I seem to recall a tenth amendment and something to do with 
restriction of... [DOC] [TLE] Iodine - Element information, properties and uses | Periodic Table [PAR] Discovery date, 1811.