;
orders Washington prepared for a siege, 194;
report to President Lincoln, 194, 195;
offers Lee command of seventy-five regiments, 196;
orders Lyon to St. Louis, 202;
loyalty of, 208;
occupies Cairo, Illinois, 210;
military problem before, 210;
plan of campaign 215, 216, 231, 232;
refuses to credit news of defeat at Bull Run, 228, 229;
welcomes McClellan to Washington, 250;
quarrel with McClellan, 251, 252;
retirement of, 251-253;
rank as lieutenant-general, 393;
attends Lincoln's funeral in New York, 547

=Seaton, William W.,= mayor of Washington approves
Lincoln's bill abolishing slavery in District of Columbia, 87

=Secession,= South Carolina, Florida, Mississippi Alabama,
Georgia, Louisiana, and Texas join the movement, 175, 176;
action of central cabal, 177;
sentiment in Maryland, 193, 194;
Virginia passes ordinance of, 194;
Tennessee, North Carolina, and Arkansas join the movement, 200;
sentiment in Delaware, 201;
in Kentucky, 201;
in Missouri, 201-204;
numerical strength of, 204. See _Confederate States of America_

=Seddon, James A.,= member of Congress, Confederate
Secretary of War, resignation of, 501

=Sedgwick, John,= major-general United States Volunteers,
crosses Rappahannock and takes Fredericksburg, 368, 369

=Seven Days' Battles,= 302, 306, 307

=Seward, Augustus H.,= brevet colonel United States army,
stabbed by Powell, _alias_ Payne, 541

=Seward, Frederick W.,= Assistant Secretary of State,
visits Lincoln in Philadelphia, 172;
wounded by Powell, _alias_, Payne, 540, 541

=Seward, William H.,= United States senator, Secretary of State,
desires reelection of Douglas to United States Senate, 125;
candidate for presidential nomination, 1860, 144;
votes for, in Chicago convention, 149-151;
accepts cabinet appointment, 163;
transmits offers of cabinet appointments, 164;
suggestions to Lincoln about journey to Washington, 168;
warning to Lincoln about plot in Baltimore, 172, 173;
meets Lincoln at railway station in Washington, 174;
appointed Secretary of State, 182;
reply to Confederate commissioners, 183;
reply to Judge Campbell, 183;
memorandum of April 1, 1861, 184-187;
opinion of Lincoln, 187;
despatch of May 21, 211;
friendship for Lord Lyons, 247;
despatch in _Trent_ affair, 249;
at gathering of officials to discuss news of _Monitor_
and _Merrimac_, 296;
goes to New York with Pre