South Korean whistleblower Kim Yong-chul, who has written a book about his efforts to expose alleged corruption and greed at Samsung, faces censure and isolation.
City and provincial elections dealt a blow to the conservative government of South Korea President Lee Myung-bak. Many voters were unhappy with the strong response to the sinking of the Cheonan Navy vessel.
North Korea and South Korea have been careful to avoid explicit calls for war, but both nations have implied that military action is possible if their diplomatic standoff continues.
The one-time democracy advocate and then president of South Korea, he focused on trying to improve relations with the North.
Conservatives want to revise high-school texts that they say are dominated by a leftist outlook.