In a secret pact, signed in London, Italy is promised territorial gains if she joins the Allied side

A German Zeppelin airship makes the first bombing raid on London

"If You Were the Only Girl in the World" features in the London musical The Bing Boys are Here

The musical Chu Chin Chow opens at His Majesty's Theatre in London and runs for a record 2235 performances

Manchester dramatist Harold Brighouse has a major success when his play Hobson's Choice is performed in London

Leonard and Virginia Woolf buy a small hand-press and some old typeface, launching their adventure as printers and publishers of the Hogarth Press

The Hogarth Press publishes its first book, Two Stories, containing a new short story by Leonard Woolf and another by Virginia Woolf

Lillian Gish stars as a Cockney girl in D.W. Griffith's inter-racial film romance Broken Blossoms, set in London's slums

Thomas Young's replacement of Pope's Villa is bought by the Sisters of Mercy and becomes St Catherine's School.

Marie Rambert, a Polish dancer with the Ballets Russes, opens a ballet school in London

Gustav Holst's Hymn of Jesus has its premiere in London, conducted by the composer

Marie Stopes and her husband set up in London a Mothers' Clinic for Birth Control, the first of its kind in Britain

Envoys sent to London by de Valera agree independence for southern Ireland as the Irish Free State, with Dominion status

The Anglo-Irish Treaty, agreed in London, ends the war between the British army and the IRA

Garrick's Villa is divided into seven flats by Flora Hutchinson

The British Broadcasting company launches a regular broadcasting service from the Marconi 2LO studio in London

Garrick's Villa Estate is split up and auctioned. Garrick's Temple and Temple Lawn are sold to Paul Glaize who builds a house, Temple House, joined onto the Temple

Following the death of Sir Ratan Tata in 1918, his widow sells York house and its contents to the Twickenham Urban District Council for use as council offices.

The ‘New Star & Garter Home’, designed by Edwin Cooper, is opened by King George V and Queen Mary

Gracie Fields makes her name when she appears in London as Sally Perkins in the musical Mr Tower of London

The first omnibus service starts to Twickenham rugby ground, and the RFU buys 7 more acres of land.

Strawberry Hill is sold to the Catholic Education Council and becomes known as St Mary's College, later St Mary's University College.

John Logie Baird gives the world's first demonstration of television to a group assembled in his attic rooms in London

Irish dancer Ninette de Valois, recently with the Ballets Russes, opens a ballet school in London

Orleans House is demolished to allow for gravel extraction. The Octagon and stables are bought by the Hon Mrs Nellie Ionides and saved from demolition.