U.S. acquires vast tracts of Mexican territory in wake of Mexican War including California and New Mexico.
Abraham Lincoln issues Emancipation Proclamation, declaring slaves in Confederate states to be free.
1863 · The Battle at Gettysburg
The Battle of Gettysburg involved the largest number of casualties of the entire Civil war and is often described as the war's turning point. Between 46,000 and 51,000 soldiers lost their lives during the three-day Battle. To honor the fallen soldiers, President Abraham Lincoln read his historic Gettysburg Address and helped those listening by redefining the purpose of the war.
Americanized spelling of German and Jewish Kaufmann ( see Kaufman ).