In the region east of the Dniester river, Transnistria, which includes a large proportion of predominantly russophone East Slavs of Ukrainian (28%) and Russian (26%) descent (altogether 54% as of 1989), while Moldovans (40%) have been the largest ethnic group, and where the headquarters and many units of the Soviet 14th Guards Army were stationed, an independent Pridnestrovian Moldavian Soviet Socialist Republic was proclaimed on August 16, 1990, with its capital in Tiraspol.