In 1990 [[Leonid Kravchuk]], formerly in charge of ideology in the CPU, was appointed chairman of the presidium of a revamped supreme soviet, one fourth of whose deputies were nationalists and "democrats" elected in the semifree elections of 1990. On July 16, 1990, Ukraine proclaimed its sovereignty, an ambiguous formula that meant independence to the nationalists and autonomy to the Russian minority. On Nov. 21, 1990, Ukraine and Russia signed a treaty recognizing each other's sovereignty and promising not to interfere in each other's affairs. | In 1990 [[Leonid Kravchuk]], formerly in charge of ideology in the CPU, was appointed chairman of the presidium of a revamped supreme soviet, one fourth of whose deputies were nationalists and "democrats" elected in the semifree elections of 1990. On July 16, 1990, Ukraine proclaimed its sovereignty, an ambiguous formula that meant independence to the nationalists and autonomy to the Russian minority. On Nov. 21, 1990, Ukraine and Russia signed a treaty recognizing each other's sovereignty and promising not to interfere in each other's affairs. |