Deaths on April 11

William H. Armstrong, American author and educator (b. 1911)

William Armstrong and its variations may refer to:

21 Jan

United States Coast Guard
War on Drugs: In one of the largest drug busts in American history, the United States Coast Guard intercepts a ship with over 4,300 kilograms (9,500 lb) of cocaine on board.
12 Mar

Czech Republic
Former Warsaw Pact members the Czech Republic, Hungary and Poland join NATO.
8 Apr

Indian National Congress
Haryana Gana Parishad, a political party in the Indian state of Haryana, merges with the Indian National Congress.
29 May

International Space Station
Space Shuttle Discovery completes the first docking with the International Space Station.
27 Nov

Helen Clark
The centre-left Labour Party takes control of the New Zealand government with leader Helen Clark becoming the first elected female Prime Minister in New Zealand's history.