Before Raisi, other leaders killed in aviation crashes

There were no survivors. The crash was attributed to bad weather as well as errors by the Polish pilots and Russian air traffic controllers.

2005: Rebel leader turned Sudanese vice-president John Garang 

On 30 July 2005, John Garang, the former separatist rebel leader who became vice-president of Sudan, died when his helicopter crashed in Sudan on a flight back from Uganda.

2004: Macedonian President Boris Trajkovski 

Macedonia's president Boris Trajkovski was killed along with eight others when his plane crashed on February 26 2004, as it prepared to land in thick fog in the southern Bosnian town of Mostar.

1994: Presidents Juvenal Habyarimana of Rwanda and Cyprien Ntaryamira of Burundi 

On 6 April 1994, a Falcon 50 transporting Rwandan president Juvenal Habyarimana and his Burundi counterpart Cyprien Ntaryamira was shot down over Kigali by at least one missile.

The attack is considered the spark that unleashed the genocide of Tutsis that left at least 800,000 dead, according to the United Nations.

1988: Pakistani President Zia ul-Haq 

Pakistan's president Zia ul-Haq was among the victims of a 17 August 1988 plane crash near Bahawalpur, in the country's east.

1986: Mozambique President Samora Machel

On 19 October 1986, Mozambique's first president Samora Machel died when his Tupolev 134 went down in the north-east of South Africa.

1961: UN SeSecretary-Generalag Hammarskjold

On September 17 or 18 of 1961, a plane carrying the UN Secretary General Dag Hammarskjold crashed in Northern Rhodesia, now Zambia, while attempting to negotiate a ceasefire between warring factions in the former Belgian Congo. The cause of the crash has never been established.