This Month in the War: 13th Amendment, Battles of Prairie Grove, Fredericksburg and Nashville, USS Cairo Sinks

From the December 2022 American Battlefield Trust calendar. 

DECEMBER 6, 1865

**  The 13th Amendment ratified, officially abolishing slavery.

DECEMBER 7, 1862

**  Battle of Prairie Grove, Arkansas.

DECEMBER 11, 1862

**  Battle of Fredericksburg, Virginia, begins.

DECEMBER 12, 1862

**  USS Cairo sinks in the Yazoo River, Mississippi.

DECEMBER 15, 1864

**  Battle of Nashville, Tennessee, begins.

--Old Secesh