According to the family probate codes, it is illegal to practice bigamy or marrying more than one wife. The laws state that if one marries two wives, the first marriage is considered valid while the second is void. Visit http://en.wikipedia.org/wiki/Polygamy.
It is illegal in Canada, the US and Mexico and most western countries. Its called Bigamy. Frowned on in many other countries. Move to the middle east and youll be okay. Maybe some places in asia and africa as well.
They have laws against bigamy for the protection of MEN. It is impossible to finish one honey-do list. Each wife equals another never finish-able honey-do list. Having 2 or more wives would work a man to death. That's why they have these bigamy laws. For the protection of men.