Appomattox courthouse is famous because it is the site of what?

Appomattox Court House is famous because it is the site where Confederate General Robert E. Lee surrendered his Army of Northern Virginia to Union General Ulysses S. Grant on April 9, 1865. This event marked the effective end of the American Civil War, as it signaled the collapse of the Confederate resistance. The surrender was significant in facilitating the reunification of the United States and set the stage for the Reconstruction era.