4th » The Oklahoma Land Run opens 2 million acres of unused Oklahoma Territory to first serve first come settlers on April 22.
15th » The Coca-Cola Company, then known as the Pemberton Medicine Company, is Incorporation (business) or incorporated in Atlanta or Atlanta, Georgia.
22nd » Columbia Phonograph is formed in Washington, D.C.
30th » Archduke Crown Prince Rudolf of Austria, heir to the Austria-Hungary called Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling Incident named Mayerling.