The South Eastern region is considered the home to archaic human remains between Australia and the mainland Southeast Asia where multiple of humans out of Africa has occurred.
Archeological evidence of early humans has been discovered in central Java of Indonesia in the 1800s by Eugine Dubois found the Homo Erectus.
They now have a great water source and a way to travel?
The gelatin wouldn't set, so it wouldn't actually turn into gelatin.
Explanation:
Well this is just a guess, but I would say white racism as well as horrible conditions led them, as well as a hunger for equality, but thats just a view