peace-keeping force wasto monitor an election for a constituent assembly,
and Namibia was to become independent during 1990, in accordance with
the provisions of U.N. Security Council Resolution 435 of 1978. South
Africa also undertook to stop assisting UNITA in Angola. South Africa did
derive two substantial benefits from the agreement. The ANC was obliged
to close its Angolan bases, and South Africa was not debarred from exercis-
ing sovereignty over Walvis Bay during the transition. Walvis Bay, an en-
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