Tiie New Cabinet.—The following gentlemen were confirmed by the Senate on Tuesday last, as members of Mr. Lincoln’s Cabinet: Wm. H. Seward, Secretary of State; Salmon P. Secretary of the Treasury; Simon Cameron, Secretary of War; Gideon Welles, Secretary of the Navy; Caleb 13. Smith, Secretary of the Interior; Montgomery Blair, Postmaster General; Edward Bates, Attorney General. The votes were unanimous for all except Bates and Blair, four or five votes being oast against each of these gentlemen, tho disseatiouts objecting to them beca'use they were unwilling that any one from the slave States should go into the Cabinet.Mr. Lincoln’s Sisters-in-Law.—Mis. Abraham Lincoln, wife of the President of the old Union, has two married sisters now on a visit to Montgomery, Alabama. One i9 from Kentucky, and on a visit to her sister, who resides in Selma, Alabama. They are both strong secessionists, and opposed to the government of their brother-in-law, Abraham Lincoln. Of courscTYhey attract considerable attention, and are the toast of Southerners. The husband of one has offered his services to Gov. Moore, of Alabama, to further the cause of Secession and State Plights and Republican Liberty.