 <translate> Given the stream of consciousness rationale, provide a reasonable question and answer. Rationale: The relevant sentence in the passage is: The National Labor Union (NLU), founded in 1866, was the first national labor federation in the United States.
 The question and answer: <yor> Níwọ̀n bó ti jẹ́ pé ohun tó wà lọ́kàn ẹ ló ń darí rẹ, béèrè ìbéèrè tó bọ́gbọ́n mu kó o sì dáhùn. Àlàyé: Ẹsẹ ọ̀rọ̀ tó ṣe pàtàkì nínú ẹsẹ náà ni pé: Ẹgbẹ́ Òṣìṣẹ́ Orílẹ̀-èdè (NLU), tí a dá sílẹ̀ ní 1866, ni ẹgbẹ́ òṣìṣẹ́ orílẹ̀-èdè àkọ́kọ́ ní Orílẹ̀-èdè Amẹ́ríkà.  Ìbéèrè àti ìdáhùn: 