July 9, 1864—Battle of the Monocacy; A small Union contingent is defeated in about an hour.
July 12-17, 1864—Battle of Washington; Washington is taken by the Confederacy after heavy fighting and casualties for both sides.
July 14, 1864—Union government evacuates to New York.
July 25, 1864—Union and Confederate representatives meet in St. Louis to discuss a treaty; ceasefire is declared on all fronts.
August 29, 1864—Horatio Seymour is nominated as the Democratic presidential candidate.
November 8, 1864—Abraham Lincoln is overwhelmingly defeated in the 1864 US presidential elections, 202-32, with Seymour taking every state except Kansas, Iowa, Illinois, and West Virginia.
January 11, 1865—The Treaty of St. Louis is signed, giving US recognition to the Confederacy, and placing the border states under joint military control until a referendum is held.
March 4, 1865—Horatio Seymour is sworn in as President of the United States. His inaugaural address is one of reconciliation with the newly-independent Southerners.
June 15, 1865—The 1865 Border States Referendum is held. Missouri and Kentucky vote to join the CSA, along with the Arizona and New Mexico Territories. West Virginia, Maryland, and Delaware remain part of the Union.'
July 9, 1865—Proposal to end slavery in Delaware is vetoed by governor Governor Saulsbury.
September 4, 1865—Slavery abolished in Maryland.
November 7, 1865—Elections to the Third Confederate Congress are held. During this Congress, members advocating more power to Richmond break away from the Democrats and form the Whig party.
January 1, 1866—Slavery abolished in the Confederacy, as per the Treaty of St. Louis.