Yes. There have been cases where someone experienced a "false" period. The best way to tell if you are pregnant is a doctor test you for pregnancy.
The tests you buy over the counter are pretty good too, but make sure you read the directions and limits of the test.
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.