 In the following month, Dudayev won overwhelming popular support (as evidenced by the later presidential elections with high turnout and a clear Dudayev victory) to oust the interim administration that was supported by the central government.He was made president and declared independence from the Soviet Union.In November 1991, Yeltsin dispatched Internal Troops to Grozny, but they were forced to withdraw when Dudayev's forces surrounded them at the airport.