How to take action against illegal occupation of property?

One person got all my property on his name due to simillar names.i got the judgement from revenue department that the property should be kept in previous position and transfered back to my name.now the opposition is illegally entering into property.police is not taking fir.as the constrable is taking bribe from opposition.i am student and studying homeopathic medicines.1 yr remaining in my study.and the opposition has noted down the fir againist me with fake medical reports of beating and injured..i am help less plz help me .i want to note FIR againist that person who had done this all fake.and he is trying to cancel my gurenter-jaamin which was taken for the fir...