Edge of eternity (Broché)

Five international families - American, German, Russian, English, and Welsh - experience one of the most tumultuous eras of all : the 1960s through the 1980s... in the sweeping, passionate conclusion to the Century Trilogy, following Fall of Giants and Winter of the World. East German teacher Rebecca Hoffmann discovers she's been spied on by the Stasi for years and commits an impulsive act.... George Jakes, the child of a mixed-race couple, bypasses a corporate law career to join Robert F.
Kennedy's Justice Department and finds himself in the middle of the civil rights battle.... Cameron Dewar, the grandson of a senator, jumps at the chance to do some official and unofficial espionage, only to discover that the world is a much mole dangerous place than he'd imagined.... Dimka Dvorkin, a young aide to Nikita Khrushchev, becomes a prime agent both for good and for ill as the United States and the Soviet Union race to the brink of nuclear war, while his twin sister, Tanya, carves out a role that will take her from Moscow to Cuba to Prague to Warsaw - and into history.