whyis diveorce getting increased and betrayal as well

every  one can  notice that  the rate  of divorce  and  betrayal  as  well  are getting  increased  in  amazing  way  around  the  world,so  why  all  of  such  bad  things are  happennig  now,and we  can   blame  who?? 

freedome  is given to  both  man  and  woman,is  this  related to  depresion  and  stress  which  happen ,that  lead them  to  seperate and start making betrayal  or  asking  for  divorce,but  the  direct  reason  for  this later  is  absolutely  the  betrayal  for  the  majority  of the  divorce's  cases..