You can't normally, but you can with cheat codes for gameshark, ProActionReplay etc. (cheat devices0 you can compleat the pokedex then go to prof berc and git a one from difrint version but that's it without a game shark.
You will immediately notice that the local weather will change - this reflects which Pokemon is near. Bright sunlight indicates Groudon's presence, rain and thunder indicates Kyogre's presence. Once you're on the actual route, there are two possible places the entrance could be.
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.