Which verses of the quran and hadith does Allah and prophet Muhammed (saw) enjoin muslims to?

One ayat is in Quran Chapter Ali Imran (Chapter 3) verse 103: "And hold firmly to the rope of Allah all together and do not become divided. And remember the favor of Allah upon you - when you were enemies and He brought your hearts together and you became, by brothers. And you were on the edge of a pit of the Fire, and He saved you from it.

Thus does Allah make clear to you s verses that you may be guided. "One hadith/tradition of the Prophet is:“The believers, in their mutual mercy, love and compassion, are like a (single) body; if one part of it feels pain, the rest of the body will join it in staying awake and suffering fever. ” (Narrated by al-Bukhaari).

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.