This Week in History Part 2 Feb. 18-24

Feb. 20, 1962 – John H. Glenn, Jr. becomes the first American to orbit Earth

Feb. 21, 1848 – Friedrich Engels and Karl Marx publish The Communist Manifesto.

Feb. 22, 1997 – A team of British scientists at the Roslin Institute announce the birth of Dolly the sheep, the first clone of an adult mammal

Feb. 23, 1836 – Mexican General Antonio Lopez de Santa Anna begins a siege of the Alamo

Feb. 23, 1945 – Six U.S. servicemen raise the American flag over Mount Suribachi on the island of Iwo Jima during WWII