 Complete the following phrase:  The Red Army, under Vladimir Antonov-Ovseyenko, advanced southwards and conquered most of Podolia by April. The region was incorporated into the Ukrainian SSR; this new regime quickly restored the Bessarabian Brigade, but purged it of political suspects. During the early days of May, Antonov considered plans for immediately freeing Bessarabia by invading through Khotyn. He was finally dissuaded from ordering it by Romanian successes on the 