** 25px 1st Battalion

** Rufus Isaacs, 1st Marquess of Reading, the Attorney General

** David Lloyd George, 1st Earl Lloyd-George of Dwyfor, the Chancellor of the Exchequer

** Herbert Samuel, 1st Viscount Samuel, Postmaster General ; was falsely implicated.

** Afonso, 8th Count of Barcelos, 1st Duke of Braganza ( 1442 ).

** Ferdinand II, 3rd Duke of Braganza and 1st Duke of Guimarães ( 1475 ).

** John I, 6th Duke of Braganza and 1st Duke of Barcelos ( 1562 ).

** 1st Foreign Regiment ( 1 < sup > e </ sup > RE ), based in Aubagne

** 1st Foreign Cavalry Regiment ( 1 < sup > e </ sup > REC ), based in Orange, Vaucluse ( armoured troops )

** 1st Foreign Engineer Regiment ( 1 < sup > e </ sup > REG ), based in Laudun

** Mishnaic Hebrew – Post Temple Roman Era ( 1st through 4th Century CE )

** Arthur Wellesley, 1st Duke of Wellington

** Frederic Maugham, 1st Viscount Maugham, English statesman, the eldest son of the previous

** Adiabene ( 1st to 2nd c. AD )

** Hatra ( 1st to 2nd c. AD )

** ( formerly MV 1st Lt. Baldomero Lopez )

** ( formerly MV 1st Lt. Jack Lummus )

** The United States Post Office Department ( later renamed the United States Postal Service ) begins the 3rd regular airmail service in the world ( between New York City, Philadelphia and Washington, DC ), the 1st being from Allahabad to Naini Junction in India on the 18th February 1911 and the 2nd being from London to Windsor Castle on the 22nd June 1911.

** Thomas Manners, 1st Earl of Rutland ( d. 1543 )

** WWII: At Camp Hood, Texas, future baseball star and 1st Lt. Jackie Robinson is arrested and later court-martialed for refusing to move to the back of a segregated U. S. Army bus.

** Hermann Göring is captured by the United States Army. Marines of 1st Marine Division Battle of Okinawa | fighting on Okinawa, May 1945.

** Nigeria becomes a republic ; The 1st Republican Constitution is established

** Sylvanus Olympio, 1st President of Togo, assassination ( b. 1902 )

** Jo Bonner, American U. S. Representative for Alabama's 1st congressional district

** Tuanku Abdul Rahman ibni Almarhum Tuanku Muhammad, 1st Yang di-Pertuan Agong of Malaysia, dies in office.

** Royal Commonwealth Society

** Royal Canadian Mounted Police — accorded the status of a regiment of Dragoons in 1921 and remained so until 1937.

** Commodore ( Royal Navy ), in the Royal Navy

** Royal Governors of Chile

** Spanish Royal Governor of the Philippines

** Perth class destroyer, a class of warship used by the Royal Australian Navy

** Royal Thai Marine Corps ( นาว ิ กโยธ ิ นไทย )

** Order of Vasa, one of the Royal Swedish orders of knighthood

** Luís Filipe, Prince Royal of Portugal ( born 1887 )

** King George VI opens London's Royal Festival Hall as a patron.

** Judy Garland opens the first of 14 concerts in Dublin, Ireland at the Theatre Royal.

** Louise, Princess Royal and Duchess of Fife, British royal, eldest daughter of Edward VII ( b. 1867 )

** Members of the Royal Ulster Constabulary ( RUC ) damage property and assault occupants in the Bogside in Derry.

** British troops arrive in Northern Ireland to reinforce the Royal Ulster Constabulary.

** Captain Mark Phillips, first husband of Anne, Princess Royal

** The Royal Air Force drops 2, 300 tons of bombs on Berlin.

** The " Great Escape " – 76 Royal Air Force prisoners escape by tunnel " Harry " from Stalag Luft III this night.

** The largest convoy of the war embarks from Halifax, Nova Scotia under Royal Canadian Navy protection.

** Royal Air Force bombing of Dresden, Germany.

** Princess Michael of Kent, member of the British Royal Family

** The Japanese Navy launches an air raid on Trincomalee in Ceylon ( Sri Lanka ); the Royal Navy aircraft carrier and Royal Australian Navy destroyer are sunk off the country's East Coast.

** Gen. Sonthi Boonyaratglin, President of the Council for National Security and Commander-in-Chief of the Royal Thai Army

** New Zealand Division of the Royal Navy becomes the Royal New Zealand Navy