`` Barrel Roll '' and the `` Secret Army '' attempted to stem Preventing_or_letting an increasing tide of People 's Army of Vietnam ( PAVN ) and Pathet Lao offensives .

From May to July 2009 , Tohoshinki held their fourth and last Japanese tour Traveling as a quintet , The Secret Code Tour , attracting Influence 300,000 fans .

It is called Name_conferral the Secret War among the CIA Special Activities Division and Hmong veterans of the conflict .

The Secret Policeman 's Ball is the name informally used Using for the long-running series of benefit Earnings_and_losses shows staged initially in the United Kingdom to raise Cause_change_of_position_on_a_scale funds for the human rights organisation Amnesty International .

The `` Secret Policeman 's Ball '' shows Social_event are credited by many prominent entertainers with having galvanised them to become Becoming involved with Amnesty and other social and political causes Causation in succeeding years .

In March 2012 , `` The Secret Policeman 's Ball '' took place Process_start in the United States for the first time .