Vladimir Vladimirovich Putin is a Russian politician and former intelligence officer serving as the current president of Russia. Putin has served continuously as president or prime minister since 1999: as prime minister from 1999 to 2000 and from 2008 to 2012, and as president from 2000 to 2008 and since 2012.
On 24 February 2022, Russia invaded Ukraine in a major escalation of the Russo-Ukrainian War, which began in 2014. The invasion has caused tens of thousands of deaths on both sides and instigated Europe's largest refugee crisis since World War II.