On this day: April 9

POSTED: 12:22 AM CDT Apr 06, 2013    UPDATED: 01:00 AM CDT Apr 09, 2014 
Project Mercury astronauts

General Lee surrenders at Appomattox Court House, NASA picks its first seven astronauts, the Houston Astrodome opens, and Iraqis tear down Saddam Hussein's statue in a liberated Baghdad, all on this day.