Births on April 11

Paul Douglas, American actor (d. 1959)

Paul Douglas Fleischer (April 11, 1907 − September 11, 1959) was an American actor.

23 May

Parliament of Finland
The unicameral Parliament of Finland gathers for its first plenary session.
22 Jun

Charing Cross, Euston and Hampstead Railway
The London Underground's Charing Cross, Euston and Hampstead Railway opens.
7 Sep

RMS Lusitania
Cunard Line's RMS Lusitania sets sail on her maiden voyage from Liverpool, England, to New York City.
16 Nov

RMS Mauretania (1906)
Cunard Line's RMS Mauretania, sister ship of RMS Lusitania, sets sail on her maiden voyage from Liverpool, England, to New York City.
31 Dec

Times Square
The first New Year's Eve celebration is held in Times Square (then known as Longacre Square) in Manhattan.