Milestones
Ten years ago: The controversial Seabrook, N.H. nuclear power plant won federal permission to go online after two decades of protests and legal struggles.
Five years ago: Somalia militiamen loyal to warlord Mohamed Farrah Aidid seized control of the Mogadishu airport after peacekeepers withdrew.
One year ago: The General Accounting Office released an audit of the Internal Revenue Service that found chronic problems in the agency’s record-keeping.