A is the answer of the federal government
I believe the answer is: John lennon
At that time, john lennon make the lawsuit after knowing that <span>his phone calls have been monitored by the government and the government has proven to collected data files from his associations and activities, which is considered as an extreme violation of privacy.</span>
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You can search on google it helps
This was actually a very smart behaviour. This way the law was accessible to everyone so on one hand, noone could say "I didn't know" and on the other hand it could be used for reference by anyone and people would not need to seek council in every matter. This also decreased the possibility to abuse power (if the law was only accessible to few, those few could abuse their power by manipulating it in their favour).