Russian T-90 main battle tanks roll thro

Russian T-90 main battle tanks roll through the Moscow Red Square in the annual Victory Day parade on May 9, 2008. Nuclear missiles and tanks paraded Friday across Red Square for the first time since the Soviet era but new President Dmitry Medvedev warned other nations against “irresponsible ambitions” that he said could start wars. (ALEXANDER ZEMLIANICHENKO/AFP via Getty Images)

ALEXANDER ZEMLIANICHENKO/AFP via Getty Images