With the little info you have given I feel like we have some things in common. I "tried" he didn't, he "tried" I didn't and now I feel it's too late.
If you truly want to save your marriage don't give up hope, it's never too late. Have you read Divorce Busting or Divorce Remedy? There really is some good advice. Also, you may want to give more info.
Me-44 (45) H- 50 (51) M-'96
S-18(20)D-15(17)D-12(14)
BD Feb 2014 (he works overseas) home Oct(sep rooms) (EAs possible Pa's unconfirmed) insists wants D through July 2015 no more talk of D since