And now the pretended Legislature is engaged in fashioning an infamous Black Code; but I do not dwell on this, as it has been already exposed by my colleague. * * * * * From Mississippi pass to Louisiana, where anarchy is beginning under the sway of returning Rebels emboldened from Washington. Unionists are menaced in safety. The story is so familiar that I content myself with a glimpse. I give the testimony of a responsible person. “During the canvass, I made a tour through the northern portion of the State, where I have resided for many years and have a large acquaintance among the people, and was surprised to find the spirit of the people more hostile to the Government than at the breaking out of the war. This is especially the case with the leaders, who asserted to me in private conversation that they were more impressed with the truth of Secession than they ever were; that the war against the United States was a just one; that they would not support any man for office who did not participate in that war; and that the only true policy for the Southern people to adopt is to support the Democratic party in opposition to the Republican party of the North. They say that the whole war was an aggression on the part of the Government, and that they intend to use every means in their power to destroy the Government. “A prominent member of the Legislature, now convened in this city, said to me a short time before the election, that he was a stronger Secessionist now than he ever was, and that he hated the United States Government, and intended to do all in his power to destroy it. This man is a leading member of the Legislature, which, in the House at least, is composed of more than eight tenths who entertain the same feeling, and are now legislating for the loyal citizens of this State. “There are several respectable men now in this city who are refugees from their homes in the interior of the State, being recently expelled on account of their Union sentiments.” Here is a private letter from an interior town of Louisiana, written by a lady to a lady in New Orleans and communicated to me:--