* 1974 – The Super Outbreak occurs, the second biggest tornado outbreak in recorded history ( after the April 25-28, 2011 tornado outbreak ).

** Ai Weiwei ( born 1957 ), Chinese artist, curator, architectural designer, cultural and social commentator, dissident, disappeared April 2011

On April 28, 2011 Georgia Governor Nathan Deal signed legislation allowing local communities to vote on whether to allow alcohol sales on Sundays.

After the second terminal of International Airport Sofia was built the total number of passengers rose and reached 3 230 696 in 2008, and in April 2011 Airport Sofia serviced 282 694 passengers, 13 % more than the same period of 2009, when the record was 250 000 passengers.

| 18 April 2011

On April 18, 2011, it was reported that a military mutiny in Burkina Faso had spread to a fourth city, Kaya, after demonstrations in Po and Tenkodogo.

On 22 April 2011, French culture minister Frédéric Mitterrand officially inscribed bullfighting on a list enumerating the country's cultural heritage, a decision which Bardot is currently publicly contesting.

In April 2011, a representative for Andrews McMeel received a package from a " William Watterson in Cleveland Heights, Ohio ", which contained a 6 " x 8 " oil-on-board painting of Cul De Sac character Petey Otterloop, done by Watterson for the Team Cul de Sac fundraising project for Parkinson's Disease.

The movie was first aired on April 17, 2011.

On 15 April 2011, a day before his 122nd birthday anniversary, Google celebrated him with a special Google Doodle video on its global and other country-wide homepages.

The latest census in Croatia was performed in April 2011.

In April 2011, Chaosium and new developer Red Wasp Design announced a joint project to produce a mobile video game based on the Call of Cthulhu RPG entitled Call of Cthulhu: The Wasted Land.

On April 12, 2011, she played live through video link for the audience of Jethro Tull's show in Russia in honour of the 50th anniversary of Yuri Gagarin's flight.

In April 2011, Limehouse Library having closed in 2003, the Attlee statue was unveiled in its new home at Queen Mary University of London.

In November 2011, Charles took time off from Coronation Street to film a new series of Red Dwarf, returning to filming on ' Corrie ' in April 2012.

In April 2011 the Columbia University Senate voted to welcome the ROTC program back on campus.

* On 3 April 2011, Fulham unveiled a statue of Michael Jackson inside the stadium before its match with Blackpool.

This started in April and would develop during the year and into early 2011.

The last census was taken in 2011 ( from April 1 to April 28 ).

But due to some internal problems, the census was delayed till start of 2011 and its first phase was started in April allover the country.

The 2011 Cricket World Cup was co-hosted by Bangladesh, India, and Sri Lanka from 19 February to 2 April 2011.

According to the project's Facebook group, the English-language DVD has been released in Denmark on April 16, 2011 and is available internationally through the website forlaget-afart. dk /.

The book was originally made as a gift by papersera. net for Rosa himself upon the occasion of Rosa's April 2011 visit to Turin, Italy, and is available as a print-on-demand book from Lulu. com ( see link at papersera. net site on the book )

In 2010 the Space Needle Corporation submitted a proposal for an exhibition of Chihuly's work at a site in the Seattle Center, in competition with proposals for other uses from several other groups. The project, which sees the new Chihuly exhibition hall occupy the site of the former Fun Forest amusement park in the Seattle Center park and entertainment complex, received the final green light from the Seattle City Council on April 25, 2011. Divisive Dale Chihuly Glass-Art " Museum " Approved for Former Seattle Amusement Park ARTINFO. com It opened May 21, 2012. Chihuly Garden and Glass Opens with Dedication Ceremony on Monday, May 21 prnewswire. comDale Chihuly's ' Glass House ' shines in Seattle publicbroadcasting. net

" Boston Museum playbill advertising Booth in Romeo and Juliet, May 3, 1864 When the Civil War began on April 12, 1861, Booth was starring in Albany, New York.

He has been on temporary display in other venues: at the Manchester Museum on three occasions, April to, March to, and to ; and at the Great North Museum in Newcastle from August to.

*" Intel 8080 Microprocessor Oral History Panel " Steve Bisset, Federico Faggin, Hal Feeney, Edward Gelbach, Ted Hoff, Stan Mazor, Masatoshi Shima, Computer History Museum, April 26, 2007, moderator: David House.

Computer History Museum, April 27, 2007, moderator: Michael Slater.

150 jaar in Engelse vertaling at the Museum Meermanno, The Hague, January 31 – April 5, 2009

The university unveiled the addition of a new solar array system on April 16, 2012 on the rooftop of the Museum of Natural History.

Enterprise left Dulles on April 27, 2012, for its new home at the Intrepid Sea, Air & Space Museum in New York City.

* April 14 – In the Netherlands, thieves steal 20 paintings worth $ 500 million from the Van Gogh Museum in Amsterdam.

* April 6 – The American Museum of Natural History is founded in New York.

* April 5 – The founding charter of the British Museum is enacted.

Enterprise was moved to New York City in April 2012 to be displayed at the USS Intrepid Sea, Air & Space Museum, whose Space Shuttle Pavilion opened on July 19, 2012.

In April 2010, the prophetess of Antinoe, a sixth-century mummy discovered in 1907 in the Coptic necropolis of Antinoe in Middle Egypt, returns to the Museum of Grenoble, after more than fifty years of absence.

Country Music Hall of Fame and Museum logoThe original Country Music Hall of Fame and Museum opened on Music Row ( Music Square East and Division Street ) on April 1, 1967.

Norm Phelps writes that the case followed the highly publicized campaign of Henry Spira in 1976 against experiments on cats being performed at the American Museum of Natural History in New York, and Spira's subsequent campaign in April 1980 against the Draize test.

In April 2010, plans were announced for a new Children's Museum of New Jersey to be created across from Newark Penn Station.

*' Lenkiewicz: The Legacy ' exhibition at Plymouth City Museum and Art Gallery, 8 April to 11 July 2009

On April 11, 2006 the McCormick Tribune Freedom Museum opened, occupying two stories of the building, including the previous location of high-end gift store Hammacher-Schlemmer.

In April 1974, a handicapped woman, upset by the museum's policy for the disabled, sprayed red paint at the painting while it was on display at the Tokyo National Museum.

His first major UK gallery exhibition in 40 years took place at the Bowes Museum in April 2011.

A large monument to commemorate the arrival of the Huguenots in South Africa was inaugurated on 7 April 1948 at Franschhoek, where the Huguenot Memorial Museum was erected in 1957.

Lincoln County Historical Museum contains a display detailing the history of the North Platte Canteen, which greeted 6. 5 million service personnel from Christmas Day 1941 through April 1, 1946.

The Racine Art Museum is sponsoring the International Peeps Competition from April 1 – 28.