May 1, 1774
During this month, a commercial British vessel the Severn, on its way to Philadelphia sank during in a storm in the Roosevelt Inlet at Lewes, Delaware.
May 6, 1916
First ship-to-shore radio telephone voice conversation from USS New Hampshire off Virginia Capes to Secretary of the Navy Josephus Daniels in Washington, DC.
May 7, 1779
Continental Navy sloop Providence captures British brig Diligent off Cape Charles, Virginia.
May 14, 1963
Gloria Richardson, one of the founders of the Cambridge Nonviolent Action Committee, was arrested for trespassing when attempting to be served at a local restaurant in Cambridge, Maryland. This and other events set off a series of riots which resulted in the Maryland National Guard being brought in through May 1965.
May 20, 1815
Commodore Stephen Decatur native of Berlin (Sinepuxent), Maryland, sails with 10 ships to suppress Mediterranean pirates' raids on U.S. shipping.
May 23, 1774
Chestertown Tea Party! In solidarity with Boston's response to British taxes, the citizens of Chestertown, Maryland enacted a set of "Resolves" forbidding all sale and use of tea in Chestertown. In broad daylight and without disguise they boarded the British brigantine the Geddes and dumped her cargo of tea in their harbor.
May 25, 1798
The HMS DeBraak, a Sloop-of-War of the Dutch Royal Navy, sank off Cape Henlopen after "a sudden flaw of wind" losing thirty-five of her crew, and twelve Spanish prisoners.
May 30, 1814
The Battle of Pungoteague or the Battle of Rumley's Gut was fought by Lower Shore Virginia militias against the British who had occupied Tangier Island and were said to be training slaves to invade the mainland.