The Polish Air Force Tu-154 crash on 10 April 2010 near Smolensk in Russia killed all 96 people on board, including Polish President Lech Kaczyński and dozens of other senior officials. The Polish delegation was heading to Katyn to attend a ceremony marking the 70th anniversary of the Katyn massacre in which the Soviet NKVD killed about 22,000 Polish military officers.
Among those killed in the crash were President Kaczyński's wife, Maria Kaczyńska, former President-in-exile Ryszard Kaczorowski, Poland's highest-ranking military officers, lawmakers, heads of the Polish National Bank and other central institutions, presidential aides, bishops and priests of various denominations, relatives of those killed in the Katyn massacre, as well as officers of the presidential security detail and crew members.
President Lech Kaczyński and his wife, Maria Kaczyńska
Former President-in-exile Ryszard Kaczorowski
Deputy Sejm Speaker Krzysztof Putra
Deputy Sejm Speaker Jerzy Szmajdziński
Deputy Senate Speaker Krystyna Bochenek
Aleksander Szczygło, head of the National Security Bureau
Central banker Sławomir Skrzypek
Janusz Kurtyka, head of the Institute of National Remembrance