The Cultural Revolution launched by Mao who encourages the Red Guards. 1966 Red Guards close few remaining churches. Church goes underground for thirteen years. Nixon visits China. First reports emerge from south China of secret house church activities.
House churches operate more freely.
U.S. recognizes PRC as sole government of China. 1980 Formation of the China Christian Council to re-open churches and seminaries. CCP liberals fall from power. Return of Hong Kong to Chinese control in July. 1997-99 Period of tightening control of the house churches with enforced registration and arrests.