1943        Apr 11, Frank Piasecki, Vertol founder, flew his 1st (single-rotor) craft.

1976        Apr 11, In Cambodia Khmer Rouge leader Khieu Samphan (b.1931) succeeded Prince Sihanouk as premier. In 1979 he was succeeded by Heng Samrin.

1981        Apr 11, President Reagan returned to the White House from the hospital, 12 days after John W. Hinckley Jr. shot him in an assassination attempt.

1995        Apr 11, Pres. Clinton expressed sympathy for Pakistan’s anger over the blocked sale of American fighter jets, telling visiting PM Benazir Bhutto that it was “not right” for the United States to keep the planes and refuse to give the money back. Pakistan received jets in 2005

1996        Apr 11, Jessica Dubroff (7) was killed with her father and flight instructor when their Cessna Cardinal 177B crashed during bad weather in Cheyenne, Wyoming. She was attempting to become the youngest person to fly across the US.

2000        Apr 11, Israeli Prime Minister Ehud Barak met with President Clinton at the White House in what a senior US official described as a good, productive, serious discussion.

2004        Apr 11, Pres. Bush defended his response to a briefing memo from August 2001 about possible terrorist plots against the US, saying he was “satisfied that some of the matters were being looked into” and that there were no specific threats against New York and Washington.

2004        Apr 11, Paul Eduardovich Goldman, 39, a naturalized U.S. citizen, killed himself afternoon in a prison in the suburbs of Grenoble, France. He was expected to be extradited to Pennsylvania to face first-degree murder charges in the fatal stabbing of Faina Zonis, 42, a Philadelphia mortgage processor found dead in her office on Dec. 29.

2004        Apr 11, Arjan Erkel, A Dutch aid worker who headed the North Caucasus mission of Medecins Sans Frontieres and was kidnapped in Russia nearly two years ago, was freed in a police operation in Dagestan.

2006        Apr 11, Former Iranian President Hashemi Rafsanjani said that Iran has enriched uranium using 164 centrifuges, a major development in nuclear fuel cycle technology.

2006        Apr 11, Bernardo Provenzano (73), Italy’s reputed No. 1 Mafia boss, was arrested at a farmhouse in Sicily after frustrating investigators’ efforts to catch him during more than 40 years on the run.

2007        Apr 11, PM Tony Blair urged Britain’s black communities to speak out against gang culture and called again for tougher laws against gangs amid a spate of gun and knife murders.

2007        Apr 11, Officials said Ecuador’s former President Gustavo Noboa will face charges for allegedly mishandling foreign debt negotiations during his three-year term (2000-2003).

2008        Apr 11, Chen Liangyu, the former Communist Party chief of China’s financial capital, was sentenced to 18 years in prison for his role in a massive corruption scandal involving the city’s pension fund and state-owned companies.

2008        Apr 11, Foreign Minister Bernard Kouchner said France will boost its contribution to NATO forces fighting al Qaeda and the Taliban in Afghanistan to some 3,000 troops, around double the present level.

2008        Apr 11, Riyadh al-Nouri, a senior aide to radical Shiite cleric Muqtada al-Sadr was assassinated in Najaf. A roadside bomb destroyed an armored vehicle in eastern Baghdad, killing an Iraqi. An unmanned drone fired on a group of gunmen carrying grenades and mortars overnight in Sadr City, killing six of them. A helicopter hit a group of gunmen in the Hayaniyah district of central Basra overnight, killing six of them.

2011        Apr 11, Iran’s Central Bank Gov. Mahmoud Bahmani said Iran plans to slash 4 zeros from its national currency in “one to two years”, seeking parity between its rial and the US dollar

2011        Apr 11, In Puerto Rico Hilton Cordero Rosario, the police commissioner of San Juan, was charged with sexually assaulting a minor and producing child pornography in a case that emerged after his teenage daughter accused him of molesting her. In December he was indicted on 22 charges of child pornography

2014        Apr 11, Madagascar named Kolo Christopher Laurent Roger as its new prime minister, part of a process aimed at ending years of political crisis on the Indian Ocean island.