marriage with one had another nationality

Marriage with someone of a different nationality.

I think marriage with individual that had another nationality is very good. because
because existing different culture in the world is for understanding together. I am not sure what this means exactly.

I think that marrying someone of a different nationality to your own is very good because there are different cultures in this world and we need all to understand one another.

I'm decided marriage with one had another nationality.

I've decided to marry someone of a different nationality.

what is your opinion?

What is your opinion?

:)

marriage with one had another nationality

I think marriage with an individual that has another nationality is very good.
because through understanding different cultures in the world we can exist together.
I have decided that marriage between people of different nationalities is good. (?)
what is your opinion?
:)