Divorce is a rough thing to go through.
Yes it is, reasons for he divorce vary though, from sexual incompatibility, or lack of independence. 
That's interesting that you say lack of independence.  Why?
One or both spouses could have personality clashes. one or the other might want to hang out with just their friends more than the other partner. 
I see.  I would say infidelity is a big problem as well.
relationships, exclusivity expectations are commonly assumed, although they are not always met. When they are not met, research has found that psychological damage can occur, including feelings of rage and betrayal, lowering of sexual and personal confidence, and damage to self-image. Depending on the context, men and women can experience social consequences if their act of infidelity becomes public. The form and extent of these consequences are often dependent on the gender of the unfaithful person.
One measure of infidelity among couples is the frequency of
spouses informally stop cohabiting). Reasons for divorce vary, from sexual incompatibility or lack of independence for one or both spouses to a personality clash.
The only countries that do not allow divorce are the Philippines, the Vatican City and the British Crown Dependency of Sark. In the Philippines, divorce for non-Muslim Filipinos is not legal unless the husband or wife is an alien and satisfies certain conditions. The Vatican City is an ecclesiastical state, which has no procedure for divorce. Countries that have relatively recently legalized divorce