The 2010 Polish Air Force Tu-154 crash occurred on 10 April 2010 when a Tupolev Tu-154M aircraft of the Polish Air Force crashed in the city of Smolensk, Russia, killing all 96 people on board. These included the President of Poland Lech Kaczyński and his wife Maria; the former President of Poland in exile Ryszard Kaczorowski, 18 members of the Polish parliament, and relatives of victims of the Katyn massacre.