Yes. It used to be very difficult to obtain a divorce and it was quite looked down upon by society. It was often impossible to get one unless it could be proven that one partner was unsuitable in some way. An example of this would be King Henry VIII, who changed his nation's religion in order to divorce his first wife, Catherine.
Yes. As recently as 2003 it was still illegal to be divorced in Chile. The law changed in 2004. Divorce laws are different throughout the world. This link will show you some interesting history about divorce.