Все подробности тут https://ru.wikipedia.org/wiki/%D0%93%D0%B8%D0%B1%D0%B5%D0%BB%D1%8C_%D1%81%D0%BE%D0%B2%D0%B5%D1%82%D1%81%D0%BA%D0%B8%D1%85_%D0%B6%D1%83%D1%80%D0%BD%D0%B0%D0%BB%D0%B8%D1%81%D1%82%D0%BE%D0%B2_%D0%B2_%D0%AE%D0%B3%D0%BE%D1%81%D0%BB%D0%B0%D0%B2%D0%B8%D0%B8_1_%D1%81%D0%B5%D0%BD%D1%82%D1%8F%D0%B1%D1%80%D1%8F_1991_%D0%B3%D0%BE%D0%B4%D0%B0