what is a krais
Krai or kray (Russian: ÐºÑÐ°Ð¹) was a type of an administrative division in the Russian Empire and the Russian SFSR, and is one of the types of the federal subjects of modern Russia. Etymologically, the word is related to the verb  ÐºÑÐ¾Ð¸ÑÑ  (kroit'), i.e., to cut.Historically, krais were vast territories located along the periphery of Russia, since the word krai also means border or edge, i.e., a place of the cut-off.tymologically, the word is related to the verb  ÐºÑÐ¾Ð¸ÑÑ  (kroit'), i.e., to cut. Historically, krais were vast territories located along the periphery of Russia, since the word krai also means border or edge, i.e., a place of the cut-off.