* 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 April 2006, Margaret Witt, a major in the United States Air Force who was being investigated for homosexuality filed suit in the United States District Court for the Western District of Washington seeking declaratory and injunctive relief on the grounds that DADT violates substantive due process, the Equal Protection Clause, and procedural due process.

" Rays and Fumes in the Air and in the News ", The New York Times, April 1, 1988.

A United States Air Force | U. S. Air Force airman in Southwest Asia stands in the ringmount of a FRAG 6-reinforced HMMWV in April 2010.

* 16 April 2011Present: Captain, The Blues and Royals attached to Army Air Corps

During their marriage, several of Grammer and Donatacci's homes were featured in magazines, including ones in: Malibu, California ( February 2001, InStyle ), Maui ( May 2004, InStyle ), Long Island, New York ( April 2008, InStyle ), Bachelor Gulch, Colorado ( Architectural Digest ), and Bel Air, Los Angeles ( Architectural Digest ).

Britain's Royal Flying Corps ( which merged on 1 April 1918 with the Royal Naval Air Service to form the Royal Air Force ) was founded in 1912.

In April 1933 the Reichsluftfahrtministerium ( RLM – Reich Air Ministry ) was established.

Odyssey was launched April 7, 2001 on a Delta II rocket from Cape Canaveral Air Force Station, and reached Mars orbit on October 24, 2001, at 2: 30 a. m. UTC ( October 23, 7: 30 p. m. PDT, 10: 30 p. m. EDT ).

Air Mali was liquidated in April 2003, but intercontinental services from Bamako are provided by Air France and a Belgian airline, among others.

On April 4, 2000, Hazmi took a one-hour introductory flight lesson at the National Air College in San Diego.

* Johnson, George " Evolution Between the Ears ", " New York Times ," April 19, 1992, accessed April 16, 2007 ( a critical review of Gerald Edelman's 1992 book Brilliant Air, Brilliant Fire )

The Air Bridge Denial program was suspended in April 2001 after the Peruvian Air Force and strength of the U. S. DEA misidentified a civilian aircraft as a drug trafficker and shot it down, killing two American citizens on board.

On April 2, 1936, the Reich Air Ministry paid 750, 000 reichsmarks to the town of Wolgast for the whole Northern peninsula of the Baltic island of Usedom.

In April 1985, Nike introduced its own brand of basketball shoe which would become popular in its own right, the Air Jordan, named after the then-rookie Chicago Bulls basketball player, Michael Jordan.

Columbia was successfully launched on April 12, 1981, the 20th anniversary of the first human spaceflight ( Vostok 1 ), and returned on April 14, 1981, after orbiting the Earth 36 times, landing on the dry lakebed runway at Edwards Air Force Base in California.

As a further insurance measure against both radical designs failing, in July 1947 the Air Ministry issued Specification B. 9 / 48 written around Vickers-Armstrongs ' more conservative design, later named Valiant ; work began in April 1948.

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

Arafat narrowly escaped death again on 7 April 1992, when an Air Bissau aircraft he was a passenger on crash-landed in the Libyan Desert during a sandstorm.

* April 1 – The Royal Flying Corps and the Royal Naval Air Service are merged to form the Royal Air Force.