Little green men
"Little green men" (Russian: зелёные человечки, Ukrainian: зелені чоловічки) is a term used to refer to armed Russian soldiers who appeared in unmarked green military uniforms and masks during the Russo-Ukrainian War in 2014. The term "little green men" first emerged during the Russian annexation of Crimea in late February and March 2014. At this time, the little green men blockaded Simferopol International Airport, most of the Crimean military units, and the Simferopol Parliament.