Another general, Chun Doo-hwan, imposed martial law as he moved to take over the presidency.
CNN: Former South Korean President Kim dies
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Chun Doo-hwan and Roh Tae-woo, both former presidents, went to jail for soliciting hundreds of millions of dollars from the country's biggest business groups.
ECONOMIST: Roh Moo-hyun
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Roh is the nation's third former president to be summoned, following in the footsteps of Chun Doo-hwan and Roh Tae-woo, both of whom were convicted in 1995 of receiving bribes and inciting a mutiny.