After research participants have retrieved a long-term memory of a traumatic experience, researchers have attempted to use a drug or painless electroconvulsive shock to disrupt the of that memory.

The answer is reconsolidation. This is disrupted when using drug or painless electroconvulsive shock. This is a memory that can be labile with the use of reactivating it by having to reactivate the person's trace of memories.

United states v.  nixon, 418  u.s.  683 (1974),  was  a landmark  united states supreme court case  that resulted in a unanimous  decision  against president richard  nixon, ordering him to deliver tape recordings  and  other subpoenaed materials to a  federal  district  court.