. . . "The Earth Campaign of the Interplanetary War was a difficult but brief series of engagements as forces of the United Nations purged Earth of its enemies."@en . . "Earth Campaign"@en . . "United Nations victory"@en . . . . . . . "The Earth Campaign of the Interplanetary War was a difficult but brief series of engagements as forces of the United Nations purged Earth of its enemies."@en . . . . . "Earth Campaign (Interplanetary War)"@en . .