In prehistory, religióon was a manner to find an explanation to all things theat man did not understand. In prehistory, religion was a manner to find an explanation to all things that man did not understand.

Unfortunately at present, religion has become a problem in the moment that one person wishes to impose his beliefs ton others. Unfortunately at present, religion has become a problem that one person wishes to impose his beliefs on others.

I don't think it's necessary to have 'in the moment' in the middle of the sentence, since you started it with 'at present'. You said the same thing twice.

All people are free to beliefve in all they wishing, certainly, but without imposing anything ton the rest. All people are free to believe in all they wish, certainly, but without imposing anything on the rest.

We all must to have to respect the beliefs or not n-beliefs of other people, and to live all in peace. We all must have to respect the beliefs or non-beliefs of other people, and to live all in peace.