Tenant rights who is living for more than 60years

You can file a injunction suit against the landlord restraining the landlord from evicting you or demolishing the house without following due process of law, this will bring the relief you are desiring.  Consult a local lawyer and proceed as per his advise.

You can get an order from the court to restrain him from evicting you illegally.  But you will not get any rights in the property though you are a long standing tenant.  Tenant will be always a tenant.

1.You have tenancy right at the said premises & you can not be evicted without due process of law,

2. The land lord need not take your permission or consent to deal with his property but he can not construct anything thereupon without evicting you,

3. So, practically, the landlord has to come to an agreement with you for which you can bargain for the ownership of a flat on tyeb reconstructed building,

4. File an application for restraining the owner to start construction on the said property by  evicting you.