Vladimir Arutyunian attempted to assassinate U.S. president George W. Bush and Georgian president Mikheil Saakashvili in Tbilisi using a hand grenade, which failed to detonate.

Vladimir Arutyunian is a Georgian national who, on 10 May 2005, attempted to assassinate United States President George W. Bush and Georgian President Mikheil Saakashvili by throwing a hand grenade at both of them. The attempt failed when the grenade did not detonate. He was later arrested and sentenced to life in prison.

George Walker Bush is an American politician and businessman who was the 43rd president of the United States from 2001 to 2009. A member of the Bush family and the Republican Party, he is the eldest son of the 41st president, George H. W. Bush, and he was the 46th governor of Texas from 1995 to 2000.

Mikheil "Misha" Saakashvili is a Georgian-Ukrainian politician. He was the third president of Georgia for two consecutive terms from January 2004 to November 2013, with a break from November 2007 to January 2008 after he stepped down following anti-government demonstrations and ahead of an early presidential election. He is the founder and former chairman of Georgia's United National Movement party. From May 2015 until November 2016, Saakashvili was the governor of Ukraine's Odesa Oblast. After resigning, he was temporarily exiled, but returned in 2019 under newly-elected President Volodymyr Zelenskyy. Saakashvili returned to Georgia in 2021, and has been imprisoned there since then.

Tbilisi, in some languages still known by its pre-1936 name Tiflis, is the capital and largest city of Georgia, located on the banks of the Kura River. With around 1,330,217 inhabitants, it contains almost one third of the country's population. Tbilisi was founded in the fifth century AD by Vakhtang I of Iberia and has since served as the capital of various Georgian kingdoms and republics. Between 1801 and 1917, then part of the Russian Empire, it was the seat of the Caucasus Viceroyalty, governing both the northern and the southern sides of the Caucasus.