1. On April 21, 1733, General James Oglethorpe and 114 colonists landed at Yamacraw Bluff on the Savannah River, marking the founding of the colony of Georgia.
2. April 21, 1865, Union forces under General James Harrison Wilson took control of Columbus, marking the end of the Civil War in Georgia.
3. In 1898, on April 21, the first commencement ceremony was held at the newly established Georgia Institute of Technology (Georgia Tech).
4. On April 21, 1960, Dr. Martin Luther King Jr. was arrested and jailed in Atlanta for participating in a sit-in at Rich's department store, leading to a significant increase in the Civil Rights Movement.
5. In 2016, on April 21, the Governor of Georgia Nathan Deal vetoed House Bill 757, which was controversial for allowing businesses to discriminate against LGBT individuals on religious grounds. This decision was applauded by human rights organizations and the LGBT community.