need help in post marriage harassment.

you can file for DV case and you can file the complaint in court and seek orders staying his going abroad. You need to act now, COnsult a good family lawyer and do the needful

If you know the country where he is contemplating to move you can even file application in that embassy 

You need the legal help,just first of all close the doors of his escape, your relationship is already strained, he is going to leave you in any way so protect your rights. Just don listen to him ,don'tremove anything from your in laws home. Just contact instantly any good lawyer and plan everything. File application before embassy for that he may leave the country and you  can do nothing. just then keep beating the bush

1. if you want to rejoin the matrimonial relationship, then, try to settle the matter amicably with your husband involving elders/relatives/friends etc and start afresh, and if, failed, file Restitution of conjugal rights petition in the Court, and,

2. if you want to terminate the matrimonial knot, then, try to settle the matter amicably with your husband involving elders/relatives/friends etc and go for Mutual Consent Divorce which will be decided in 6-18 months, and you both will be free to live life with your wish,

don't forget to draft an MOU before approaching Mutual Divorce, which is the most essential and important part of a Divorce case, some basic points to keep in mind and put in writing through an MOU before filing the petition for mutual consent divorce are custody of kids, distribution of assets (movable/immovable), quash/withdraw of pending litigation if any, Maintenance (present/future), Alimony, mode and time of making the payment, streedhan, future litigation, etc.

if failed, you are advised to file/claim 498a complaint (for causing mental, emotional, physical and monetary abuse, etc) Domestic Violence case (for causing mental, emotional, physical and monetary abuse, etc)

you have legal rights to claim residence, protection, compensation, maintenance,

if you do not want to opt the divorce presently, you can ask for judicial separation also,

Such acts of your inlaws is a clear domestic violence.

You can immediately file a complaint with Police.