It is reset by starting the measurement with the number of waveform acquisitions set to 0 shown in the lower left corner of the screen. (The value starts at 0 when the measurement is started after changing the settings such as the T/div setting. More.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.