leading small groups(создание вождем внутри руководства "троек", "пятёрок" и прочих "узких составов" – одна из старейших традиций партии; leading small groups are powerful committees that oversee all matters of the state ranging from national security, economic reform to internet control; CNN Alex_Odeychuk)
principals committee(the interagency group of Cabinet secretaries and top military and intelligence officers who help make decisions on high matters of policy Alex_Odeychuk)